Izdevēji Kluwer Academic Publishers Group

Cover for Sandra Wilson · Food and Drink Laboratory Accreditation: a Practical Approach - Practical Approaches to Food Control & Food Quality Series (Hardcover Book) (1995)

Food and Drink Laboratory Accred... (1995)

Cover for Neurochemistry in Clinical Application: Proceedings of the International Neuropharmacology Symposium Held in Guangzhou, China, November 9-11, 1992 - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Neurochemistry in Clinical Appli... (1995)

Cover for Unified Symmetry: In the Small and in the Large (Proceedings of an International Symposium Held in Coral Gables, Florida, January 27-30, 1994) (Hardcover Book) (1995)

Unified Symmetry: In the Small a... (1995)

Cover for Mark S. Gold · Tobacco - Drugs of Abuse S. (Hardcover Book) (1995)

Tobacco - Drugs of Abuse S. (1995)

Cover for Chemistry of Structure-Function Relationships in Cheese: Proceedings of an ACS Symposium Held in Chicago, Illinois, August 23-25, 1993 - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Chemistry of Structure-Function ... (1995)

Cover for Linda L. Gallo · Cardiovascular Disease 2: Cellular and Molecular Mechanisms, Prevention and Treatment - Proceedings of the Fourteenth Washington International Spring Symposium at the George Washington University Held in Washington D.C., June 6-10, 1994 - GWUMC Department (Hardcover Book) (1995)

Cardiovascular Disease 2: Cellul... (1995)

Cover for Neural Development and Schizophrenia: Theory and Research - Proceedings of a NATO ASI Held in Castelvecchio Pascoli, Italy, September 22-October 1, 1993 - NATO Science Series A: Life Sciences (Hardcover Book) (1995)

Neural Development and Schizophr... (1995)

Cover for Michael D. Kaplan · Cooperative Phenomena in Jahn—Teller Crystals - Modern Inorganic Chemistry (Hardcover Book) (1995)

Cooperative Phenomena in Jahn—Te... (1995)

Michael D. Kaplan

Cover for Critical Issues in Surgery: Proceedings of a Meeting Held in St.Thomas, U.S.Virgin Islands, November 9-11, 1992 (Hardcover Book) (1995)

Critical Issues in Surgery: Proc... (1995)

Cover for Denise M. Oleske · Epidemiology and the Delivery of Health Care Services: Methods and Applications (Hardcover Book) (1995)

Epidemiology and the Delivery of... (1995)

Denise M. Oleske

Cover for Current Ornithology - Current Ornithology (Hardcover Book) (1995)

Current Ornithology - Current Or... (1995)

Cover for Neuroendocrinology of Gastrointestinal Ulceration: Proceedings of a Meeting Held in Esterel, Quebec, Canada, September 13-15, 1989 - Hans Selye Symposia on Neuroendocrinology and Stress (Hardcover Book) (1995)

Neuroendocrinology of Gastrointe... (1995)

Cover for Enzymology and Molecular Biology of Carbonyl Metabolism (Proceedings of the Seventh International Workshop Held in Palmerston North, New Zealand, July 3-7, 1994) - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Enzymology and Molecular Biology... (1995)

Cover for Technical Advances in AIDS Research in the Human Nervous System: Proceedings of a NIH Workshop Held in Washington D.C., October 4-5, 1993 (Hardcover Book) (1995)

Technical Advances in AIDS Resea... (1995)

Cover for Advances in Mucosal Immunology: Proceedings of the Seventh International Congress of Mucosal Immunology , Held in Prague, Czechoslovakia, August 16-21, 1992 - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Advances in Mucosal Immunology: ... (1995)

Cover for Brain Immune Axis and Substance Abuse: Proceedings of the Second Annual Symposium Held in Palm Beach, Florida, June 16-18, 1994 - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Brain Immune Axis and Substance ... (1995)

Cover for Wade H. Shafer · Masters' Theses in the Pure and Applied Sciences: Accepted by Colleges and Universities of the United States and Canada (Hardcover Book) (1995)

Masters' Theses in the Pure and ... (1995)

Cover for Cell Activation and Apoptosis in HIV Infection: Implications for Pathogenesis and Therapy - Proceedings of the First International Symposium on Cellular Approaches to the Control of HIV Disease, Held in Paris, France, July 11-12, 1994 - Advances in Experi (Hardcover Book) (1995)

Cell Activation and Apoptosis in... (1995)

Cover for Fetal Islet Transplantation: Proceedings of the Second International Sansum Symposium on Human Fetal Islet Transplantation Held in Santa Barbara, California, October 27-30, 1994 (Hardcover Book) (1995)

Fetal Islet Transplantation: Pro... (1995)

Cover for Preparation for Aging: Proceedings of the Seventeenth International Congress of IAUTA Held in Jyvaskyla, Finland, August 12-14, 1994 (Hardcover Book) (1995)

Preparation for Aging: Proceedin... (1995)

Cover for Liquid Metal Systems: Material Behavior and Physical Chemistry in Liquid Metal Systems (Hardcover Book) (1995)

Liquid Metal Systems: Material B... (1995)

Cover for Advances in Quantum Phenomena: Proceedings of an International Course Held in Erice, Sicily, February 16-18, 1994 - NATO Science Series B: Physics (Hardcover Book) (1995)

Advances in Quantum Phenomena: P... (1995)

Cover for Intercellular Signalling in the Mammary Gland: Proceedings of the 1994 Hannah Symposium Held in Ayr, Scotland, April 13-15, 1994 (Hardcover Book) (1995)

Intercellular Signalling in the ... (1995)

Cover for Roger H. Mitchell · Kimberlites, Orangeites, and Related Rocks (Hardcover Book) (1995)

Kimberlites, Orangeites, and Rel... (1995)

Roger H. Mitchell

Cover for Aqueous Biphasic Separations: Biomolecules to Metal Ions (Hardcover Book) (1995)

Aqueous Biphasic Separations: Bi... (1995)

Cover for Dendritic Cells in Fundamental and Clinical Immunology - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Dendritic Cells in Fundamental a... (1995)

Cover for Multisensory Control of Posture: Proceedings of an International Symposium on Sensory Interaction in Posture and Movement Control Held in Smolenice, Slovakia, September 9-11, 1994, as a Satellite Symposium to the European Neuroscience Association Meeting (Hardcover Book) (1995)

Multisensory Control of Posture:... (1995)

Cover for Chiral Reactions in Heterogeneous Catalysis: Proceedings of the Ninth European Symposium Held in Brussels, Belgium, October 25-26, 1993 (Hardcover Book) (1995)

Chiral Reactions in Heterogeneou... (1995)

Cover for Contact Mechanics: Proceedings of the Second International Symposium Held in Carry-le-Rouet, France, September 19-23, 1994 (Hardcover Book) (1995)

Contact Mechanics: Proceedings o... (1995)

Cover for Glycoimmunology (Proceedings of the Third Jenner International Glycoimmunology Meeting Held in Il Ciocco, Tuscany, Italy, October 11-14, 1994) - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Glycoimmunology (Proceedings of ... (1995)

Cover for The Pineal Gland and Its Hormones: Fundamental and Clinical Perspectives - Proceedings of a NATO ASI Held in Erice, Italy, June 7-13, 1994 - NATO Science Series A: Life Sciences (Hardcover Book) (1995)

The Pineal Gland and Its Hormone... (1995)

Cover for Macromolecular Engineering: Recent Advances - Proceedings of the International Conference on Advanced Polymers Via Macromolecular Engineering Held in Poughkeepsie, New York, June 24-28, 1995 (Hardcover Book) (1995)

Macromolecular Engineering: Rece... (1995)

Cover for Biochemical, Pharmacological and Clinical Aspects of Nitric Oxide: Proceedings of the 38th OHOLO Conference Held in Eilat, Israel, April 17-21, 1994 (Hardcover Book) (1995)

Biochemical, Pharmacological and... (1995)

Cover for Formation and Interactions of Topological Defects: Proceedings of a NATO ASI Held in Cambridge, England, August 21-September 3, 1994 - NATO Science Series B: Physics (Hardcover Book) (1995)

Formation and Interactions of To... (1995)

Cover for Gary A. Levy · Corona and Related Viruses: Current Concepts in Molecular Biology - Proceedings of the Sixth International Symposium Held in Laval, Quebec, Canada, August 27-September 1, 1994 - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Corona and Related Viruses: Curr... (1995)

Cover for Robert A. Divine · Molecular and Subcellular Cardiology: Effects of Structure and Function - Proceedings of the Ninth Goldberg Workshop Held in Haifa, Israel, December 4-8, 1994 - Advances in Experimental Medicine and Biology (Hardcover Book) [5 Sub edition] (1995)

Molecular and Subcellular Cardio... (1995)

Robert A. Divine

Cover for Biotechnology of Ectomycorrhizae: Molecular Approaches - Proceedings of an International Symposium Held in Urbino, Italy, November 10-11, 1994 (Hardcover Book) (1995)

Biotechnology of Ectomycorrhizae... (1995)

Cover for Robert L. Lineberry · Ocular Toxicology: Proceedings of the Fourth Congress of the International Society of Ocular Toxicology Held in Annecy, France, October 9-13, 1994 (Hardcover Book) [4th Brief edition] (1995)

4th Brief edition

Ocular Toxicology: Proceedings o... (1995)

Robert L. Lineberry

Cover for Neural Cell Specification: Molecular Mechanisms and Neurotherapeutic Implications - Proceedings of the Third Altschul Symposium Held in Saskatoon, Canada, May 12-14, 1994 - Altschul Symposium S. (Hardcover Book) (1995)

Neural Cell Specification: Molec... (1995)

Cover for Mark Freidlin · Surveys in Applied Mathematics (Hardcover Book) (1995)

Surveys in Applied Mathematics (1995)

Cover for Symmetries in Science VIII (Proceedings of a Symposium Held in Bregenz, Austria, August 8-12, 1994) (Hardcover Book) (1995)

Symmetries in Science VIII (Proc... (1995)

Cover for Immunobiology of Proteins and Peptides VIII (Proceedings of the Eighth International Symposium Held in Pio Rico, Arizona, November 16-20, 1994) - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Immunobiology of Proteins and Pe... (1995)

Cover for Kay Lawson · Normal and Malignant Hematopoieses: New Advances - Proceedings of the Sixth Pezcoller Symposium Held in Rovereto, Italy, June 29-July 1, 1994 - Pezcoller Symposium S. (Hardcover Book) [2nd edition] (1995)

Normal and Malignant Hematopoies... (1995)

Cover for Modeling and Control of Ventilation: Proceedings of the London Conference on Modeling and Control of Ventilation Held in Egham, Surrey, England, September 17-20, 1994 - Advances in Experimental Medicine and Biology (Hardcover Book) (1995)

Modeling and Control of Ventilat... (1995)

Cover for Thomas Ferbel · Techniques and Concepts of High-energy Physics (Proceedings of the 8th NATO ASI on Techniques and Concepts of High Energy Physics Held in St.Croix, U.S. Virgin Islands, June 16-27, 1994) - NATO ASI Series B: Physics (Hardcover Book) (1995)

Techniques and Concepts of High-... (1995)

Cover for Unified Symmetry: In the Small and in the Large (Proceedings of the 23rd Coral Gables Conference Held in Coral Gables, Florida, February 2-5, 1995) (Hardcover Book) (1995)

Unified Symmetry: In the Small a... (1995)

Cover for M. Ladd · Structure Determination by X-ray Crystallography (Hardcover Book) [3 Revised edition] (1995)

3 Revised edition

Structure Determination by X-ray... (1995)

Cover for Dominic W. S. Wong · Food Enzymes: Structure and Mechanism (Hardcover Book) (1995)

Food Enzymes: Structure and Mech... (1995)

Dominic W. S. Wong

Cover for Gustavo V. Barbosa-canovas · Food Engineering, 2000 (Hardcover Book) (1995)

Food Engineering, 2000 (1995)

Gustavo V. Barbosa-canovas

Cover for Clyde E. Stauffer · Functional Additives for Bakery Foods - Avi Books (Hardcover Book) (1995)

Functional Additives for Bakery ... (1995)

Clyde E. Stauffer

Cover for Ian Mcfarlane · Automatic Control of Food Manufacturing Processes (Hardcover Book) [2nd Ed. 1995 edition] (1995)

2nd Ed. 1995 edition

Automatic Control of Food Manufa... (1995)

Cover for Methane and Alkane Conversion Chemistry (Hardcover Book) (1996)

Methane and Alkane Conversion Ch... (1996)

Cover for John C. Smart · Higher Education: Handbook of Theory and Research: Volume XI - Higher Education: Handbook of Theory and Research (Hardcover Book) [1996 edition] (1996)

Higher Education: Handbook of Th... (1996)

Cover for Control of the Cardiovascular and Respiratory Systems in Health and Disease: Proceedings of a Symposium Held at the University of California, Davis, April 8-9, 1994 - Advances in Experimental Medicine and Biology (Hardcover Book) (1996)

Control of the Cardiovascular an... (1996)

Cover for Thinking Physics for Teaching: Proceedings of an International Conference on Thinking Science for Teaching - The Case of Physics Held in Rome, Italy, September 22-27, 1994 (Hardcover Book) (1996)

Thinking Physics for Teaching: P... (1996)

Cover for Neural Representation of Temporal Patterns: Proceedings of a Symposium Held in Durham, North Carolina, April 29-May 2, 1993 (Hardcover Book) (1996)

Neural Representation of Tempora... (1996)

Cover for Gustavo V. Barbosa-canovas · Dehydration of Foods - Food Engineering Series (Hardcover Book) (1996)

Dehydration of Foods - Food Engi... (1996)

Gustavo V. Barbosa-canovas

Cover for Fracture Mechanics of Ceramics (Fatigue, Composites and High-temperature Behavior - Second Part of the Proceedings of the 6th International Symposium Held in Karlsruhe, Germany, July 18-20, 1995) - Fracture Mechanics of Ceramics (Hardcover Book) (1996)

Fracture Mechanics of Ceramics (... (1996)

Cover for Oleg Jardetzky · Dynamics and the Problem of Recognition in Biological Macromolecules: Proceedings of a NATO ASI and of the International School on Biological Magnetic Resonance Second Course on Dynamics and the Problem of Recognition in Biological Macromolecules Held in (Hardcover Book) (1996)

Dynamics and the Problem of Reco... (1996)

Cover for Synchrotron Radiation Techniques in Industrial, Chemical and Materials Science: Proceedings of the Combined Symposia on Applications of Synchrotron Research to Materials Science Held in Washington, D.C., August 1995 and Applications of Synchrotron Radiati (Hardcover Book) (1996)

Synchrotron Radiation Techniques... (1996)

Cover for Neurobiology: Ionic Channels, Neurons and the Brain - Proceedings of a NATO ASI and the 23rd Course of the International School of Biophysics in Neurobiology Held in Erice, Italy, May 2-12, 1995 - NATO Science Series A: Life Sciences (Hardcover Book) (1996)

Neurobiology: Ionic Channels, Ne... (1996)

Cover for Ultrafast Processes in Spectroscopy: Proceedings of the Ninth International Conference Held in Trieste, Italy, October 30-November 3, 19 (Hardcover Book) (1997)

Ultrafast Processes in Spectrosc... (1997)

Cover for Advances in Swine in Biomedical Research: Proceedings of an International Symposium Held at the University of Maryland, University College Park, October 22-25, 1995 (Hardcover Book) (1997)

Advances in Swine in Biomedical ... (1997)

Cover for Spectroscopy and Dynamics of Collective Excitations in Solids: Proceedings of a NATO ASI and an International School of Atomic and Molecular Spectroscopy Workshop on Spectroscopy and Dynamics of Collective Excitation in Solids Held in Erice, Italy, June 1 (Hardcover Book) (1997)

Spectroscopy and Dynamics of Col... (1997)

Cover for Subcellular Biochemistry (Biology of the Lysosome) - Subcellular Biochemistry (Hardcover Book) (1997)

Subcellular Biochemistry (Biolog... (1997)

Cover for Cancer Genes: Functional Aspects - Proceedings of the Seventh Pezcoller Symposium Held in Trento, Italy, June 14-16, 1995 - Pezcoller Foundation Symposium (Hardcover Book) (1997)

Cancer Genes: Functional Aspects... (1997)

Cover for John F. Longres · Frontiers in Arterial Chemoreception: Proceedings of the XIIIth International Symposium Held in Santiago, Chile, March 25-29, 1996 - Advances in Experimental Medicine and Biology (Hardcover Book) [2nd edition] (1997)

Frontiers in Arterial Chemorecep... (1997)

John F. Longres

Cover for Molecular Gerontology: Research Status and Strategies (Hardcover Book) (1997)

Molecular Gerontology: Research ... (1997)

Cover for Aggression: Biological, Developmental and Social Perspectives - Plenum Series in Social / Clinical Psychology (Hardcover Book) (1997)

Aggression: Biological, Developm... (1997)

Cover for William G. Tierney · Higher Education: Handbook of Theory and Research 12 - Higher Education: Handbook of Theory and Research (Paperback Book) [1997 edition] (1997)

Higher Education: Handbook of Th... (1997)

William G. Tierney

Cover for John C. Smart · Higher Education: Handbook of Theory and Research: Volume XII - Higher Education: Handbook of Theory and Research (Hardcover Book) [1997 edition] (1997)

Higher Education: Handbook of Th... (1997)

Cover for Ecto-ATPases: Recent Progress on Structure and Form (Proceedings of the First International Workshop Held in Mar de Plata, Argentina, August 26-30, 1996) (Hardcover Book) (1997)

Ecto-ATPases: Recent Progress on... (1997)

Cover for Gary A. Wobeser · Diseases of Wild Waterfowl (Hardcover Book) [2 Revised edition] (1997)

Hardcover Book× 2

2 Revised edition

Diseases of Wild Waterfowl (1997)

Gary A. Wobeser

Cover for Adaptive Radiations of Neotropical Primates: Proceedings of a Conference on Neotropical Primates - Setting the Future Research Agenda - Held at Washington D.C., February 26-27, 1995 (Hardcover Book) (1997)

Adaptive Radiations of Neotropic... (1997)

Cover for New Horizons in Allergy Immunotherapy - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

New Horizons in Allergy Immunoth... (1997)

Cover for Enzymology and Molecular Biology of Carbonyl Metabolism (Proceedings of the 8th International Workshop Held in Deadwood, South Dakota, June 29-July 3, 1996) - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

Enzymology and Molecular Biology... (1997)

Cover for ADP Ribosylation in Animal Tissues: Structure, Function, and Biology of Mono (ADP-Ribosyl) Transferases and Related Enzymes (Proceedings of an International Workshop Held in Hamburg, Germany, May 19-23, 1996) - Advances in Experimental Medicine and Biolog (Hardcover Book) (1997)

ADP Ribosylation in Animal Tissu... (1997)

Cover for Chronic Fatigue Syndrome: Proceedings of the Second Farber Center International Conference Held at Bar-Ilan University, Ramat Gan, Israel, December 12-13, 1995 (Hardcover Book) (1997)

Chronic Fatigue Syndrome: Procee... (1997)

Cover for Klaus G. Grunert · Products and Process Innovation in the Food Industry (Hardcover Book) (1997)

Products and Process Innovation ... (1997)

Klaus G. Grunert

Cover for Current Ornithology - Current Ornithology (Hardcover Book) (1997)

Current Ornithology - Current Or... (1997)

Cover for S&aacute; ndor Suhai (German Cancer Research Center, Heidelberg, Germany) · Theoretical and Computational Methods in Genome Research: Proceedings of an International Symposium Held in Heidelberg, Germany, May 25-27 1996 (Hardcover Book) (1997)

Theoretical and Computational Me... (1997)

Sá ndor Suhai (German Can...

Cover for E. Panarella · Current Trends in International Fusion Research (Hardcover Book) (1997)

Current Trends in International ... (1997)

Cover for Antonios Gonis (Lawrence Livermore National Laboratory, CA, USA) · Properties of Complex Inorganic Solids (Hardcover Book) (1997)

Properties of Complex Inorganic ... (1997)

Antonios Gonis (Lawrence Livermo...

Cover for Oxygen Transport to Tissue XVIII (Proceedings of the 23rd Annual Meeting of the International Society Held in Pittsburgh, Pennsylvania, August 23-27, 1995) - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

Oxygen Transport to Tissue XVIII... (1997)

Cover for Magnetic Resonance Spectroscopy and Imaging in Neurochemistry - Advances in Neurochemistry (Paperback Book) (1997)

Magnetic Resonance Spectroscopy ... (1997)

Cover for Centrifugal Materials Processing: Proceedings of the Third International Workshop on Materials Processing at High Gravity Held at Clarkson University, Potsdam, New York, June 2-7, 1996 (Hardcover Book) (1997)

Centrifugal Materials Processing... (1997)

Cover for E.b. Bennion · The Technology of Cake Making (Hardcover Book) [6th Ed. 1997 edition] (1997)

6th Ed. 1997 edition

The Technology of Cake Making (1997)

Cover for Vicente Felipo (Fundaci&oacute; n Valenciana de Investigaciones Biom&eacute; dicas, Spain) · Advances in Cirrhosis, Hyperammonemia, and Hepatic Encephalopathy: Proceedings of an International Symposium, Held in Valencia, Spain, December 2-4, 1996 - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

Advances in Cirrhosis, Hyperammo... (1997)

Vicente Felipo (Fundació ...

Cover for Quantum Communication, Computing and Measurement (Proceedings of the Third International Conference Held in Shizuoka, Japan, September 25-30, 1996) (Hardcover Book) (1997)

Quantum Communication, Computing... (1997)

Cover for Symmetries in Science (Proceedings of a Symposium Held in Bregenz, Austria, August 6-10, 1996) (Hardcover Book) (1997)

Symmetries in Science (Proceedin... (1997)

Cover for Masters' Theses in the Pure and Applied Sciences: Accepted by Colleges and Universities of the United States and Canada (Hardcover Book) (1997)

Masters' Theses in the Pure and ... (1997)

Cover for Primary Care Medicine for Psychiatrists: A Practitioner's Guide (Paperback Book) [1st edition] (1997)

Primary Care Medicine for Psychi... (1997)

Cover for Analytical and Quantitative Cardiology: Proceedings of the 10th Goldberg Workshop Held in Haifa, Israel, December 2-5, 1996 - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

Analytical and Quantitative Card... (1997)

Cover for Functionality of Food Photochemicals: Proceedings of the 36th Annual Meeting of the Phytochemical Society of North America Held in New Orleans, Louisiana, August 10-14, 1996 - Recent Advances in Phytochemistry (Hardcover Book) (1997)

Functionality of Food Photochemi... (1997)

Cover for The Fate of the Male Germ Cell: Proceedings of a Symposium Held in Hamburg, Germany, December 5-7, 1996 - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

The Fate of the Male Germ Cell: ... (1997)

Cover for Dietary Fiber in Health and Disease - Advances in Experimental Medicine and Biology (Hardcover Book) (1997)

Dietary Fiber in Health and Dise... (1997)

Cover for Technology for Global Economic and Environment Survival Prosperity: Proceedings of an International Conference Held in Miami Beach, Florida, November 8-10, 1996 (Hardcover Book) (1997)

Technology for Global Economic a... (1997)

Cover for Linda K. Hurley · Managing Managed Care - Clinical Child Psychology Library (Hardcover Book) (1997)

Managing Managed Care - Clinical... (1997)

Linda K. Hurley

Cover for Glen P. Aylward · Infant and Early Childhood Neuropsychology - Clinical Child Psychology Library (Hardcover Book) (1997)

Infant and Early Childhood Neuro... (1997)

Glen P. Aylward

Cover for Systems Development Methods for the Next Century: Proceedings of the Sixth International Conference on Information Systems Development - Methods and Tools, Theory and Practice, Held in Boise, Idaho, August 11-47, 1997 (Hardcover Book) (1997)

Systems Development Methods for ... (1997)