Izdevēji Springer-Verlag New York Inc.

Cover for Lynne Werner · Human Auditory Development - Springer Handbook of Auditory Research (Paperback Book) [2012 edition] (2014)

Human Auditory Development - Spr... (2014)

Cover for Nathan W Schultheiss · Phase Response Curves in Neuroscience: Theory, Experiment, and Analysis - Springer Series in Computational Neuroscience (Paperback Book) (2014)

Phase Response Curves in Neurosc... (2014)

Nathan W Schultheiss

Cover for Jennifer Niskala Apps · Pediatric and Adolescent Concussion: Diagnosis, Management, and Outcomes (Paperback Book) [2012 edition] (2014)

Pediatric and Adolescent Concuss... (2014)

Jennifer Niskala Apps

Cover for John H L Hansen · Digital Signal Processing for In-Vehicle Systems and Safety (Paperback Book) (2014)

Digital Signal Processing for In... (2014)

John H L Hansen

Cover for Jon Lee · Mixed Integer Nonlinear Programming - The IMA Volumes in Mathematics and its Applications (Paperback Book) (2014)

Mixed Integer Nonlinear Programm... (2014)

Cover for Carayannis, Elias G, Dr · Innovation Systems in Small Catching-Up Economies: New Perspectives on Practice and Policy - Innovation, Technology, and Knowledge Management (Paperback Book) [2012 edition] (2014)

Innovation Systems in Small Catc... (2014)

Carayannis, Elias G, Dr

Cover for Gregory L. Naber · The Geometry of Minkowski Spacetime: An Introduction to the Mathematics of the Special Theory of Relativity - Applied Mathematical Sciences (Paperback Book) [2nd ed. 2012 edition] (2014)

2nd ed. 2012 edition

The Geometry of Minkowski Spacet... (2014)

Gregory L. Naber

Cover for Robert E. Kass · Analysis of Neural Data - Springer Series in Statistics (Hardcover Book) [2014 edition] (2014)

Analysis of Neural Data - Spring... (2014)

Cover for Gradimir V Milovanovic · Analytic Number Theory, Approximation Theory, and Special Functions: In Honor of Hari M. Srivastava (Hardcover Book) [2014 edition] (2014)

Analytic Number Theory, Approxim... (2014)

Gradimir V Milovanovic

Cover for Nikos Pelekis · Mobility Data Management and Exploration (Hardcover Book) [2014 edition] (2014)

Mobility Data Management and Exp... (2014)

Cover for R. K. Robinson · Developments in Food Microbiology-3 (Paperback Book) [Softcover reprint of the original 1st ed. 1988 edition] (2014)

Softcover reprint of the original 1st ed. 1988 edition

Developments in Food Microbiology-3 (2014)

Cover for Massimo De Vittorio · Nanotechnology and Neuroscience: Nano-electronic, Photonic and Mechanical Neuronal Interfacing (Hardcover Book) [2014 edition] (2014)

Nanotechnology and Neuroscience:... (2014)

Massimo De Vittorio

Cover for Viviana a Weekes-shackelford · Evolutionary Perspectives on Human Sexual Psychology and Behavior - Evolutionary Psychology (Hardcover Book) [2014 edition] (2014)

Evolutionary Perspectives on Hum... (2014)

Viviana a Weekes-shackelford

Cover for Simon Makuvaza · The Management Of Cultural World Heritage Sites and Development In Africa: History, nomination processes and representation on the World Heritage List - SpringerBriefs in Archaeological Heritage Management (Paperback Book) [2014 edition] (2014)

The Management Of Cultural World... (2014)

Cover for Aurora Marica · Symmetric Discontinuous Galerkin Methods for 1-d Waves: Fourier Analysis, Propagation, Observability and Applications - Springerbriefs in Mathematics / Bcam Springerbriefs (Paperback Book) (2014)

Symmetric Discontinuous Galerkin... (2014)

Cover for Mhairi a Gibson · Applied Evolutionary Anthropology: Darwinian Approaches to Contemporary World Issues - Advances in the Evolutionary Analysis of Human Behaviour (Hardcover Book) (2014)

Applied Evolutionary Anthropolog... (2014)

Mhairi a Gibson

Cover for Anna M. Borghi · Words as Social Tools: An Embodied View on Abstract Concepts - SpringerBriefs in Psychology (Paperback Book) [2014 edition] (2014)

Words as Social Tools: An Embodi... (2014)

Cover for Ran D Anbar · Functional Symptoms in Pediatric Disease: A Clinical Guide (Paperback Book) [2014 edition] (2014)

Functional Symptoms in Pediatric... (2014)

Cover for Michael S. Hand · Economics of Wildfire Management: The Development and Application of Suppression Expenditure Models - SpringerBriefs in Fire (Paperback Book) [2014 edition] (2014)

Economics of Wildfire Management... (2014)

Michael S. Hand

Cover for Lynn Margulis · Slanted Truths: Essays on Gaia, Symbiosis and Evolution (Paperback Book) [Softcover reprint of the original 1st ed. 1997 edition] (2014)

Softcover reprint of the original 1st ed. 1997 edition

Slanted Truths: Essays on Gaia, ... (2014)

Cover for Stephen Wiggins · Global Bifurcations and Chaos: Analytical Methods - Applied Mathematical Sciences (Paperback Book) [Softcover reprint of the original 1st ed. 1988 edition] (2014)

Softcover reprint of the original 1st ed. 1988 edition

Global Bifurcations and Chaos: A... (2014)

Stephen Wiggins

Cover for Wadood Hamad · Cellulosic Materials: Fibers, Networks and Composites (Paperback Book) [Softcover Reprint of the Original 1st Ed. 2002 edition] (2014)

Softcover Reprint of the Original 1st Ed. 2002 edition

Cellulosic Materials: Fibers, Ne... (2014)

Cover for Li Lu · Laser-induced Materials and Processes for Rapid Prototyping (Paperback Book) [Softcover Reprint of the Original 1st Ed. 2001 edition] (2014)

Softcover Reprint of the Original 1st Ed. 2001 edition

Laser-induced Materials and Proc... (2014)

Cover for Jordanka Ivanova · Geometric Method for Stability of Non-linear Elastic Thin Shells (Paperback Book) [Softcover Reprint of the Original 1st Ed. 2002 edition] (2014)

Softcover Reprint of the Original 1st Ed. 2002 edition

Geometric Method for Stability o... (2014)

Jordanka Ivanova

Cover for V. Lakshminarayanan · Lagrangian Optics (Paperback Book) [Softcover reprint of the original 1st ed. 2002 edition] (2014)

Softcover reprint of the original 1st ed. 2002 edition

Lagrangian Optics (2014)

V. Lakshminarayanan

Cover for V V Krongauz · Processes in Photoreactive Polymers (Paperback Book) [Softcover Reprint of the Original 1st Ed. 1995 edition] (2014)

Softcover Reprint of the Original 1st Ed. 1995 edition

Processes in Photoreactive Polymers (2014)

Cover for Reda R. Mankbadi · Transition, Turbulence, and Noise: Theory and Applications for Scientists and Engineers - The Springer International Series in Engineering and Computer Science (Paperback Book) [Softcover reprint of the original 1st ed. 1994 edition] (2014)

Softcover reprint of the original 1st ed. 1994 edition

Transition, Turbulence, and Nois... (2014)

Reda R. Mankbadi

Cover for Ray Prasad · Surface Mount Technology: Principles and Practice (Paperback Book) [2nd ed. 1997. Softcover reprint of the original 2n edition] (2014)

2nd ed. 1997. Softcover reprint of the original 2n edition

Surface Mount Technology: Princi... (2014)

Cover for Kiyoshi Ichikawa · Functionally Graded Materials in the 21st Century: a Workshop on Trends and Forecasts (Paperback Book) [Softcover Reprint of the Original 1st Ed. 2001 edition] (2014)

Softcover Reprint of the Original 1st Ed. 2001 edition

Functionally Graded Materials in... (2014)

Kiyoshi Ichikawa

Cover for Suresh Jain · Compound Semiconductors Strained Layers and Devices - Electronic Materials Series (Paperback Book) [2000 edition] (2014)

Compound Semiconductors Strained... (2014)

Cover for Tom Pearsall · Quantum Semiconductor Devices and Technologies - Electronic Materials Series (Paperback Book) (2014)

Quantum Semiconductor Devices an... (2014)

Cover for Dean L. Monthei · Package Electrical Modeling, Thermal Modeling, and Processing for GaAs Wireless Applications - Electronic Packaging and Interconnects (Paperback Book) [Softcover reprint of the original 1st ed. 1999 edition] (2014)

Softcover reprint of the original 1st ed. 1999 edition

Package Electrical Modeling, The... (2014)

Dean L. Monthei

Cover for Li Lu · Mechanical Alloying (Paperback Book) [Softcover Reprint of the Original 1st Ed. 1998 edition] (2014)

Softcover Reprint of the Original 1st Ed. 1998 edition

Mechanical Alloying (2014)

Cover for Way Kuo · Reliability, Yield, and Stress Burn-in: a Unified Approach for Microelectronics Systems Manufacturing & Software Development (Paperback Book) [Softcover Reprint of the Original 1st Ed. 1998 edition] (2014)

Softcover Reprint of the Original 1st Ed. 1998 edition

Reliability, Yield, and Stress B... (2014)

Cover for Sheng S Li · Intersubband Transitions in Quantum Wells: Physics and Devices (Paperback Book) [Softcover reprint of the original 1st ed. 1998 edition] (2014)

Softcover reprint of the original 1st ed. 1998 edition

Intersubband Transitions in Quan... (2014)

Cover for D.V. Rosato · Extruding Plastics: A practical processing handbook (Paperback Book) [Softcover reprint of the original 1st ed. 1998 edition] (2014)

Softcover reprint of the original 1st ed. 1998 edition

Extruding Plastics: A practical ... (2014)

Cover for Jonathan Black · Handbook of Biomaterial Properties (Paperback Book) [Softcover reprint of the original 1st ed. 1998 edition] (2014)

Softcover reprint of the original 1st ed. 1998 edition

Handbook of Biomaterial Properties (2014)

Cover for Eckehard Scholl · Theory of Transport Properties of Semiconductor Nanostructures - Electronic Materials Series (Paperback Book) [Softcover reprint of the original 1st ed. 1998 edition] (2014)

Softcover reprint of the original 1st ed. 1998 edition

Theory of Transport Properties o... (2014)

Eckehard Scholl

Cover for R Ramesh · Thin Film Ferroelectric Materials and Devices - Electronic Materials: Science and Technology (Paperback Book) [Softcover Reprint of the Original 1st Ed. 1997 edition] (2014)

Softcover Reprint of the Original 1st Ed. 1997 edition

Thin Film Ferroelectric Material... (2014)

Cover for Paramjit Tappia · Phospholipases in Health and Disease - Advances in Biochemistry in Health and Disease (Hardcover Book) [2014 edition] (2014)

Phospholipases in Health and Dis... (2014)

Paramjit Tappia

Cover for Hebert Montegranario · Variational Regularization of 3D Data: Experiments with MATLAB (R) - SpringerBriefs in Computer Science (Paperback Book) [2014 edition] (2014)

Variational Regularization of 3D... (2014)

Hebert Montegranario

Cover for Isabella Nova · Urea-SCR Technology for deNOx After Treatment of Diesel Exhausts - Fundamental and Applied Catalysis (Hardcover Book) [2014 edition] (2014)

Urea-SCR Technology for deNOx Af... (2014)

Cover for Robin C Sickles · Festschrift in Honor of Peter Schmidt: Econometric Methods and Applications (Hardcover Book) [2014 edition] (2014)

Festschrift in Honor of Peter Sc... (2014)

Robin C Sickles

Cover for D. Satas · Handbook of Pressure Sensitive Adhesive Technology (Paperback Book) [Second Edition 1989 edition] (2014)

Second Edition 1989 edition

Handbook of Pressure Sensitive A... (2014)

Cover for Charles R Sterling · The Pathogenic Enteric Protozoa: Giardia, Entamoeba, Cryptosporidium and Cyclospora - World Class Parasites (Paperback Book) [Softcover Reprint of the Original 1st Ed. 2004 edition] (2014)

Softcover Reprint of the Original 1st Ed. 2004 edition

The Pathogenic Enteric Protozoa:... (2014)

Charles R Sterling

Cover for B. Smith · The Microwave Engineering Handbook: Microwave Components - Microwave and RF Techniques and Applications (Paperback Book) [Softcover reprint of the original 1st ed. 1993 edition] (2014)

Softcover reprint of the original 1st ed. 1993 edition

The Microwave Engineering Handbo... (2014)

Cover for Manuel Pedro Rodriguez-bolivar · Measuring E-government Efficiency: The Opinions of Public Administrators and Other Stakeholders - Public Administration and Information Technology (Hardcover Book) [2014 edition] (2014)

Measuring E-government Efficienc... (2014)

Manuel Pedro Rodriguez-bolivar

Cover for Xiaoqiang Cai · Optimal Stochastic Scheduling - International Series in Operations Research & Management Science (Hardcover Book) [2014 edition] (2014)

Optimal Stochastic Scheduling - ... (2014)

Cover for Rose Qingyang Hu · Resource Management for Heterogeneous Networks in LTE Systems - SpringerBriefs in Electrical and Computer Engineering (Paperback Book) (2014)

Resource Management for Heteroge... (2014)

Rose Qingyang Hu

Cover for Rafael Grompone von Gioi · A Contrario Line Segment Detection - SpringerBriefs in Computer Science (Paperback Book) [2014 edition] (2014)

A Contrario Line Segment Detecti... (2014)

Rafael Grompone von Gioi

Cover for Shiing-shen Chern · Selected Papers III - Springer Collected Works in Mathematics (Paperback Book) [1989. Reprint 2013 of the 1989 edition] (2014)

1989. Reprint 2013 of the 1989 edition

Selected Papers III - Springer C... (2014)

Shiing-shen Chern

Cover for Arthur N Popper · Perspectives on Auditory Research - Springer Handbook of Auditory Research (Hardcover Book) [2014 edition] (2014)

Perspectives on Auditory Researc... (2014)

Arthur N Popper

Cover for Terrence M Philbin · Sports Injuries of the Foot: Evolving Diagnosis and Treatment (Hardcover Book) [2014 edition] (2014)

Sports Injuries of the Foot: Evo... (2014)

Terrence M Philbin

Cover for Xuan Guang · Linear Network Error Correction Coding - Springerbriefs in Computer Science (Paperback Book) (2014)

Linear Network Error Correction ... (2014)

Cover for Azmeh Shahid · STOP, THAT and One Hundred Other Sleep Scales (Paperback Book) [2012 edition] (2014)

STOP, THAT and One Hundred Other... (2014)

Cover for Robert M. Bray · Understanding Military Workforce Productivity: Effects of Substance Abuse, Health, and Mental Health (Hardcover Book) [2014 edition] (2014)

Understanding Military Workforce... (2014)

Cover for Walter Greiner · Physics of Strong Fields - NATO Science Series B (Paperback Book) [Softcover reprint of the original 1st ed. 1987 edition] (2014)

Softcover reprint of the original 1st ed. 1987 edition

Physics of Strong Fields - NATO ... (2014)

Cover for Moamar Sayed-Mouchaweh · Discrete Event Systems: Diagnosis and Diagnosability - SpringerBriefs in Electrical and Computer Engineering (Paperback Book) (2014)

Discrete Event Systems: Diagnosi... (2014)

Moamar Sayed-Mouchaweh

Cover for John Ash · Retinal Degenerative Diseases: Mechanisms and Experimental Therapy - Advances in Experimental Medicine and Biology (Hardcover Book) [2014 edition] (2014)

Retinal Degenerative Diseases: M... (2014)

Cover for Abhay Satoskar · Pathogenesis of Leishmaniasis: New Developments in Research (Hardcover Book) [2014 edition] (2014)

Pathogenesis of Leishmaniasis: N... (2014)

Cover for Nathan G. Swenson · Functional and Phylogenetic Ecology in R - Use R! (Paperback Book) [2014 edition] (2014)

Functional and Phylogenetic Ecol... (2014)

Nathan G. Swenson

Cover for Han Ming Shen · Necrotic Cell Death - Cell Death in Biology and Diseases (Hardcover Book) [2014 edition] (2014)

Necrotic Cell Death - Cell Death... (2014)

Cover for Richard W. Hartel · Candy Bites: The Science of Sweets (Paperback Book) [2014 edition] (2014)

Candy Bites: The Science of Sweets (2014)

Richard W. Hartel

Cover for Per Hellman Md Ph D · Primary Aldosteronism: Molecular Genetics, Endocrinology, and Translational Medicine (Hardcover Book) [2014 edition] (2014)

Primary Aldosteronism: Molecular... (2014)

Per Hellman Md Ph D

Cover for Rick Riolo · Genetic Programming Theory and Practice XI - Genetic and Evolutionary Computation (Hardcover Book) (2014)

Genetic Programming Theory and P... (2014)

Cover for Lam-son Tran · Phytohormones: A Window to Metabolism, Signaling and Biotechnological Applications (Hardcover Book) (2014)

Phytohormones: A Window to Metab... (2014)

Cover for Harvey M. Rosen · Aesthetic Perspectives in Jaw Surgery (Paperback Book) [Softcover reprint of the original 1st ed. 1999 edition] (2014)

Softcover reprint of the original 1st ed. 1999 edition

Aesthetic Perspectives in Jaw Su... (2014)

Harvey M. Rosen

Cover for Ivan V. Sergienko · Topical Directions of Informatics: In Memory of V. M. Glushkov - Springer Optimization and Its Applications (Hardcover Book) [2014 edition] (2014)

Topical Directions of Informatic... (2014)

Ivan V. Sergienko

Cover for Ella Palmer · Cell-Based Microarrays: Review of Applications, Developments and Technological Advances - SpringerBriefs in Cell Biology (Paperback Book) (2014)

Cell-Based Microarrays: Review o... (2014)

Cover for Gordon Klein · Bone Drugs in Pediatrics: Efficacy and Challenges (Hardcover Book) [2014 edition] (2014)

Bone Drugs in Pediatrics: Effica... (2014)

Cover for Jay Rothman · From Identity-Based Conflict to Identity-Based Cooperation: The ARIA Approach in Theory and Practice - Peace Psychology Book Series (Paperback Book) [2012 edition] (2014)

From Identity-Based Conflict to ... (2014)

Cover for Robert G. Bailey · Ecoregions: The Ecosystem Geography of the Oceans and Continents (Hardcover Book) [Second Edition 2014 edition] (2014)

Second Edition 2014 edition

Ecoregions: The Ecosystem Geogra... (2014)

Robert G. Bailey

Cover for Daniel J Culkin · Management of Penile Cancer (Hardcover Book) [2014 edition] (2014)

Management of Penile Cancer (2014)

Daniel J Culkin

Cover for Tom H. Luan · Enabling Content Distribution in Vehicular Ad Hoc Networks - SpringerBriefs in Computer Science (Paperback Book) [2014 edition] (2014)

Enabling Content Distribution in... (2014)

Cover for Allison Bailey · Pain in Women: A Clinical Guide (Paperback Book) [2013 edition] (2014)

Pain in Women: A Clinical Guide (2014)

Cover for Greg Matloff · Harvesting Space for a Greener Earth (Paperback Book) [2nd ed. 2014 edition] (2014)

2nd ed. 2014 edition

Harvesting Space for a Greener E... (2014)

Cover for Alicia Castillo · Archaeological Dimension of World Heritage: From Prevention to Social Implications - SpringerBriefs in Archaeological Heritage Management (Paperback Book) [2014 edition] (2014)

Archaeological Dimension of Worl... (2014)

Alicia Castillo

Cover for Nazim Muradov · Liberating Energy from Carbon: Introduction to Decarbonization - Lecture Notes in Energy (Hardcover Book) [2014 edition] (2014)

Liberating Energy from Carbon: I... (2014)

Cover for J.W. Hovenier · Transfer of Polarized Light in Planetary Atmospheres: Basic Concepts and Practical Methods - Astrophysics and Space Science Library (Paperback Book) [Softcover reprint of the original 1st ed. 2004 edition] (2014)

Softcover reprint of the original 1st ed. 2004 edition

Transfer of Polarized Light in P... (2014)

Cover for Se-kwon Kim · Seafood Processing By-Products: Trends and Applications (Hardcover Book) (2014)

Seafood Processing By-Products: ... (2014)

Cover for Igor D. Savinskii · Probability Tables for Locating Elliptical Underground Masses with a Rectangular Grid / Tablitsy Veroyatnostei Podsecheniya Ellipticheskikh Ob"Ektov Pryamougol'Noi Set'Yu Nablyudenii / (Paperback Book) [Softcover reprint of the original 1st ed. 1965 edition] (2014)

Softcover reprint of the original 1st ed. 1965 edition

Probability Tables for Locating ... (2014)

Igor D. Savinskii

Cover for V. N. Zharkov · Equations of State for Solids at High Pressures and Temperatures (Paperback Book) [1971 edition] (2014)

Equations of State for Solids at... (2014)

Cover for V. V. Vargin · Catalyzed Controlled Crystallization of Glasses in the Lithium Aluminosilicate System (Paperback Book) [1995 edition] (2014)

Catalyzed Controlled Crystalliza... (2014)

Cover for Cam Nguyen · Time-domain Ultra-wideband Radar, Sensor and Components: Theory, Analysis and Design - Springerbriefs in Electrical and Computer Engineering (Paperback Book) (2014)

Time-domain Ultra-wideband Radar... (2014)

Cover for Michael Lewis · Handbook of Developmental Psychopathology (Hardcover Book) [Third Edition 2014 edition] (2014)

Third Edition 2014 edition

Handbook of Developmental Psycho... (2014)

Cover for Paul J. Nahin · Holy Sci-Fi!: Where Science Fiction and Religion Intersect - Science and Fiction (Paperback Book) (2014)

Holy Sci-Fi!: Where Science Fict... (2014)

Cover for Francis E Marshalleck · Pediatric Interventional Radiology: Handbook of Vascular and Non-Vascular Interventions (Paperback Book) (2014)

Pediatric Interventional Radiolo... (2014)

Francis E Marshalleck

Cover for D V Skobel Tsyn · Radio Telescopes - The Lebedev Physics Institute Series (Paperback Book) [Softcover reprint of the original 1st ed. 1966 edition] (2014)

Softcover reprint of the original 1st ed. 1966 edition

Radio Telescopes - The Lebedev P... (2014)

D V Skobel Tsyn

Cover for Joon Sang Lee · Accelerated Lattice Boltzmann Model for Colloidal Suspensions: Rheology and Interface Morphology (Hardcover Book) (2014)

Accelerated Lattice Boltzmann Mo... (2014)

Cover for Nobuyuki Imanishi · The Lithium Air Battery: Fundamentals (Hardcover Book) [2014 edition] (2014)

The Lithium Air Battery: Fundame... (2014)

Nobuyuki Imanishi

Cover for J. Martin Serrano · Applied Ontology Engineering in Cloud Services, Networks and Management Systems (Paperback Book) [2012 edition] (2014)

Applied Ontology Engineering in ... (2014)

J. Martin Serrano

Cover for Cha Zhang · Ensemble Machine Learning: Methods and Applications (Paperback Book) [2012 edition] (2014)

Ensemble Machine Learning: Metho... (2014)

Cover for Guoxiang Gu · Discrete-time Linear Systems: Theory and Design with Applications (Paperback Book) (2014)

Discrete-time Linear Systems: Th... (2014)

Cover for Charu C Aggarwal · Mining Text Data (Paperback Book) [2012 edition] (2014)

Mining Text Data (2014)

Charu C Aggarwal

Cover for Robert Rosen · Anticipatory Systems: Philosophical, Mathematical, and Methodological Foundations - IFSR International Series in Systems Science and Systems Engineering (Paperback Book) [2nd ed. 2012 edition] (2014)

2nd ed. 2012 edition

Anticipatory Systems: Philosophi... (2014)

Cover for Terri Pigott · Advances in Meta-Analysis - Statistics for Social and Behavioral Sciences (Paperback Book) [2012 edition] (2014)

Advances in Meta-Analysis - Stat... (2014)

Cover for Stefan Fruehauf · Novel Developments in Stem Cell Mobilization: Focus on CXCR4 (Paperback Book) [2012 edition] (2014)

Novel Developments in Stem Cell ... (2014)

Stefan Fruehauf

Cover for Honghua Dai · Reliable Knowledge Discovery (Paperback Book) [2012 edition] (2014)

Reliable Knowledge Discovery (2014)

Cover for Panos Pardalos · Data Mining for Biomarker Discovery - Springer Optimization and Its Applications (Paperback Book) [2012 edition] (2014)

Data Mining for Biomarker Discov... (2014)

Cover for Ellen a Dornelas · Stress Proof the Heart: Behavioral Interventions for Cardiac Patients (Paperback Book) [2012 edition] (2014)

Stress Proof the Heart: Behavior... (2014)

Ellen a Dornelas