Publishers World Scientific Publishing Co Pte Ltd

Cover for Zhong, Huibo (Beijing Inst Of Technology, China) · Independent Innovation In China: Theory And Cases - Series On Innovation And Operations Management For Chinese Enterprises (Hardcover Book) (2018)

Independent Innovation In China:... (2018)

Zhong, Huibo (Beijing Inst Of Te...

Cover for Unwinding Of The Globalist Dream, The: Eu, Russia And China (Hardcover Book) (2018)

Unwinding Of The Globalist Dream... (2018)

Cover for Maga, Giovanni (Inst Of Molecular Genetics Igm-cnr, Italy) · Human Dna Polymerases: Biology, Medicine And Biotechnology (Hardcover Book) (2018)

Human Dna Polymerases: Biology, ... (2018)

Maga, Giovanni (Inst Of Molecula...

Cover for Lima-de-faria, Antonio (Lund Univ, Sweden) · Periodic Tables Unifying Living Organisms At The Molecular Level: The Predictive Power Of The Law Of Periodicity (Hardcover Book) (2018)

Periodic Tables Unifying Living ... (2018)

Lima-de-faria, Antonio (Lund Uni...

Cover for Lima-de-faria, Antonio (Lund Univ, Sweden) · Periodic Tables Unifying Living Organisms At The Molecular Level: The Predictive Power Of The Law Of Periodicity (Paperback Book) (2018)

Periodic Tables Unifying Living ... (2018)

Lima-de-faria, Antonio (Lund Uni...

Cover for Mathai, Arak M (Mcgill Univ, Canada) · Matrix Methods And Fractional Calculus (Hardcover Book) (2018)

Matrix Methods And Fractional Ca... (2018)

Mathai, Arak M (Mcgill Univ, Can...

Cover for Nair, V Parameswaran (City College Of New York, Usa) · Concepts In Particle Physics: A Concise Introduction To The Standard Model (Hardcover Book) (2018)

Concepts In Particle Physics: A ... (2018)

Nair, V Parameswaran (City Colle...

Cover for Agarwal, Sumit (Nus Business School, Singapore) · Kiasunomics: Stories Of Singaporean Economic Behaviours (Hardcover Book) (2018)

Kiasunomics: Stories Of Singapor... (2018)

Agarwal, Sumit (Nus Business Sch...

Cover for Agarwal, Sumit (Nus Business School, Singapore) · Kiasunomics: Stories Of Singaporean Economic Behaviours (Paperback Book) (2018)

Kiasunomics: Stories Of Singapor... (2018)

Agarwal, Sumit (Nus Business Sch...

Cover for Laxpati, Sharad R (The Univ Of Illinois At Chicago, Usa) · Practical Signal Processing And Its Applications: With Solved Homework Problems - Advanced Series in Electrical & Computer Engineering (Hardcover Book) (2018)

Practical Signal Processing And ... (2018)

Laxpati, Sharad R (The Univ Of I...

Cover for Lipman, Frederick D (Blank Rome Llp, Usa & China) · Business Exit Strategies: Family-owned And Other Business (Hardcover Book) (2018)

Business Exit Strategies: Family... (2018)

Lipman, Frederick D (Blank Rome ...

Cover for Engineering Stem Cells For Tissue Regeneration (Hardcover Book) (2018)

Engineering Stem Cells For Tissu... (2018)

Cover for Drug Delivery Systems - World Scientific Series: From Biomaterials Towards Medical Devices (Hardcover Book) (2018)

Drug Delivery Systems - World Sc... (2018)

Cover for Frederickson, Greg N (Purdue Univ, Usa) · Ernest Irving Freese's "Geometric Transformations": The Man, The Manuscript, The Magnificent Dissections! (Hardcover Book) (2018)

Ernest Irving Freese's "Geometri... (2018)

Frederickson, Greg N (Purdue Uni...

Cover for Frederickson, Greg N (Purdue Univ, Usa) · Ernest Irving Freese's "Geometric Transformations": The Man, The Manuscript, The Magnificent Dissections! (Paperback Book) (2018)

Ernest Irving Freese's "Geometri... (2018)

Frederickson, Greg N (Purdue Uni...

Cover for Ramm, Alexander G (Kansas State University, Usa) · Scattering By Obstacles And Potentials (Hardcover Book) (2018)

Scattering By Obstacles And Pote... (2018)

Ramm, Alexander G (Kansas State ...

Cover for Biomedical Membranes And (Bio)artificial Organs - World Scientific Series In Membrane Science And Technology: Biological And Biomimetic Applications, Energy And The Environment (Hardcover Book) (2018)

Biomedical Membranes And (Bio)ar... (2018)

Cover for Kim, Suk-joong (The Univ Of Sydney, Australia) · Information Spillovers And Market Integration In International Finance: Empirical Analyses - World Scientific Studies in International Economics (Hardcover Book) (2018)

Information Spillovers And Marke... (2018)

Kim, Suk-joong (The Univ Of Sydn...

Cover for Clark, Ephraim (Middlesex Univ, Uk) · Evaluating Country Risks For International Investments: Tools, Techniques And Applications (Hardcover Book) (2018)

Evaluating Country Risks For Int... (2018)

Clark, Ephraim (Middlesex Univ, Uk)

Cover for Geretschlager, Robert (University Of Graz, Austria) · Central European Olympiad, A: The Mathematical Duel - Problem Solving in Mathematics and Beyond (Hardcover Book) (2018)

Central European Olympiad, A: Th... (2018)

Geretschlager, Robert (Universit...

Cover for Tu, Zhanchun (Beijing Normal Univ, China) · Geometric Methods In Elastic Theory Of Membranes In Liquid Crystal Phases - Peking University-world Scientific Advanced Physics Series (Hardcover Book) [Second edition] (2018)

Geometric Methods In Elastic The... (2018)

Tu, Zhanchun (Beijing Normal Uni...

Cover for Lee, Kok Fatt (Future-moves Group, S'pore) · Singapore's Fiscal Strategies For Growth: A Journey Of Self-reliance (Hardcover Book) (2018)

Singapore's Fiscal Strategies Fo... (2018)

Lee, Kok Fatt (Future-moves Grou...

Cover for Practical Guide To Cancer Systems Biology, A (Hardcover Book) (2018)

Practical Guide To Cancer System... (2018)

Cover for Cioranescu, Doina (Univ Pierre Et Marie Curie (Paris 6), France) · Introduction To Second Order Partial Differential Equations, An: Classical And Variational Solutions (Hardcover Book) (2018)

Introduction To Second Order Par... (2018)

Cioranescu, Doina (Univ Pierre E...

Cover for Avery, James Emil (Univ Of Copenhagen, Denmark) · Hyperspherical Harmonics And Their Physical Applications (Hardcover Book) (2018)

Hyperspherical Harmonics And The... (2018)

Avery, James Emil (Univ Of Copen...

Cover for Iaeng Transactions On Engineering Sciences: Special Issue For The International Association Of Engineers Conferences 2016 (Volume Ii) (Hardcover Book) (2018)

Iaeng Transactions On Engineerin... (2018)

Cover for Healthcare Policies And Systems In Europe And China: Comparisons And Synergies (Hardcover Book) (2018)

Healthcare Policies And Systems ... (2018)

Cover for Li, Hailong (Weinan Normal Univ, China) · Number Theory And Its Applications Ii (Hardcover Book) (2018)

Number Theory And Its Applicatio... (2018)

Li, Hailong (Weinan Normal Univ,...

Cover for Cosmology, Gravitational Waves And Particles - Proceedings Of The Conference (Hardcover Book) (2018)

Cosmology, Gravitational Waves A... (2018)

Cover for Kuo, Spencer P (New York Univ, Usa) · Plasma Physics In Active Wave Ionosphere Interaction (Hardcover Book) (2018)

Plasma Physics In Active Wave Io... (2018)

Kuo, Spencer P (New York Univ, Usa)

Cover for Micro-nano Technology Xvii-xviii - Proceedings Of The 17th-18th Annual Conference And 6th-7th International Conference Of The Chinese Society Of Micro / nano Technology (Hardcover Book) (2018)

Micro-nano Technology Xvii-xviii... (2018)

Cover for Marsh, Adam (Crosscoin Ventures, Usa & Hennessey Wellness, Usa) · Mathematics For Physics: An Illustrated Handbook (Hardcover Book) (2018)

Mathematics For Physics: An Illu... (2018)

Marsh, Adam (Crosscoin Ventures,...

Cover for Ramshaw, John D (Portland State Univ, Usa) · The Statistical Foundations Of Entropy (Hardcover Book) (2018)

The Statistical Foundations Of E... (2018)

Ramshaw, John D (Portland State ...

Cover for Spin Orbitronics And Topological Properties Of Nanostructures - Lecture Notes Of The Twelfth International School On Theoretical Physics (Hardcover Book) (2018)

Spin Orbitronics And Topological... (2018)

Cover for Helena Gao · Selected Papers Of John H. Holland: A Pioneer In Complexity Science - Exploring Complexity (Hardcover Book) (2018)

Selected Papers Of John H. Holla... (2018)

Cover for Chan, David (S'pore Management Univ, S'pore) · Psychological Capital: Essays By David Chan (2015-2017) (Hardcover Book) (2018)

Psychological Capital: Essays By... (2018)

Chan, David (S'pore Management U...

Cover for Biocomputing 2018 - Proceedings Of The Pacific Symposium (Hardcover Book) (2018)

Biocomputing 2018 - Proceedings ... (2018)

Cover for Dorsey, James Michael (Ntu, S'pore) · Shifting Sands: Essays On Sports And Politics In The Middle East And North Africa (Hardcover Book) (2018)

Shifting Sands: Essays On Sports... (2018)

Dorsey, James Michael (Ntu, S'pore)

Cover for Mainzer, Klaus (Technical University Of Munich, Germany) · Digital And The Real World, The: Computational Foundations Of Mathematics, Science, Technology, And Philosophy (Hardcover Book) (2018)

Digital And The Real World, The:... (2018)

Mainzer, Klaus (Technical Univer...

Cover for Nashed M Zuhair · Frontiers in Orthogonal Polynomials and q-Series (Hardcover Book) (2018)

Frontiers in Orthogonal Polynomi... (2018)

Nashed M Zuhair

Cover for Ng, Wei Yan (S'pore National Eye Centre, S'pore) · Practical Guide To Viva And Osce In Ophthalmology Examinations (Hardcover Book) (2018)

Practical Guide To Viva And Osce... (2018)

Ng, Wei Yan (S'pore National Eye...

Cover for Ng, Wei Yan (S'pore National Eye Centre, S'pore) · Practical Guide To Viva And Osce In Ophthalmology Examinations (Paperback Book) (2018)

Practical Guide To Viva And Osce... (2018)

Ng, Wei Yan (S'pore National Eye...

Cover for Cancer Therapeutics And Imaging: Molecular And Cellular Engineering And Nanobiomedicine - Frontiers in Nanobiomedical Research (Hardcover Book) (2018)

Cancer Therapeutics And Imaging:... (2018)

Cover for He, Guang S (The State Univ Of New York At Buffalo, Usa) · Advanced Nonlinear Optics (Hardcover Book) [2 Revised edition] (2018)

2 Revised edition

Advanced Nonlinear Optics (2018)

He, Guang S (The State Univ Of N...

Cover for Geretschlager, Robert (University Of Graz, Austria) · Central European Olympiad, A: The Mathematical Duel - Problem Solving in Mathematics and Beyond (Paperback Book) (2018)

Central European Olympiad, A: Th... (2018)

Geretschlager, Robert (Universit...

Cover for Chen, Daijie (School Of Pharmacy, Shanghai Jiaoting University, China) · Brief History Of Bacteria, A: The Everlasting Game Between Humans And Bacteria (Hardcover Book) (2018)

Brief History Of Bacteria, A: Th... (2018)

Chen, Daijie (School Of Pharmacy...

Cover for Business, Government And Labor: Essays On Economic Development In Singapore And Southeast Asia (Hardcover Book) (2018)

Business, Government And Labor: ... (2018)

Cover for Uchaikin, Vladimir V (Ulyanovsk State Univ, Russia) · Fractional Kinetics In Space: Anomalous Transport Models (Hardcover Book) (2018)

Fractional Kinetics In Space: An... (2018)

Uchaikin, Vladimir V (Ulyanovsk ...

Cover for Conjugated Polymers And Oligomers: Structural And Soft Matter Aspects - Materials and Energy (Hardcover Book) (2018)

Conjugated Polymers And Oligomer... (2018)

Cover for Rho Gtpases: Molecular Biology In Health And Disease (Hardcover Book) (2018)

Rho Gtpases: Molecular Biology I... (2018)

Cover for Aliev, Rafik Aziz (Azerbaijan State Oil & Industry Univ, Azerbaijan) · Uncertain Computation-based Decision Theory (Hardcover Book) (2018)

Uncertain Computation-based Deci... (2018)

Aliev, Rafik Aziz (Azerbaijan St...

Cover for Liu, Xin (Univ Of California, Berkeley ,Usa) · Moralization Of China - Series on Contemporary China (Hardcover Book) (2018)

Moralization Of China - Series o... (2018)

Liu, Xin (Univ Of California, Be...

Cover for Aoki Yasumichi · Origin Of Mass And Strong Coupling Gauge Theories (Scgt 15) - Proceedings Of The Sakata Memorial Kmi Workshop (Hardcover Book) (2018)

Origin Of Mass And Strong Coupli... (2018)

Cover for Choquet-bruhat, Yvonne (Univ Pierre Et Marie Curie, France & French Academy Of Sciences, France & American Academy Of Arts And Sciences, Usa) · Lady Mathematician In This Strange Universe, A: Memoirs (Hardcover Book) (2018)

Lady Mathematician In This Stran... (2018)

Choquet-bruhat, Yvonne (Univ Pie...

Cover for Challenges Of Governance In A Complex World, The - Ips-nathan Lecture Series (Hardcover Book) (2018)

Challenges Of Governance In A Co... (2018)

Cover for Challenges Of Governance In A Complex World, The - Ips-nathan Lecture Series (Paperback Book) (2018)

Challenges Of Governance In A Co... (2018)

Cover for Li, Shaofan (Univ Of California, Berkeley, Usa) · Introduction To Micromechanics And Nanomechanics (2nd Edition) (Hardcover Book) [2 Revised edition] (2018)

2 Revised edition

Introduction To Micromechanics A... (2018)

Li, Shaofan (Univ Of California,...

Cover for Li, Shaofan (Univ Of California, Berkeley, Usa) · Introduction To Micromechanics And Nanomechanics (2nd Edition) (Paperback Book) [2 Revised edition] (2018)

2 Revised edition

Introduction To Micromechanics A... (2018)

Li, Shaofan (Univ Of California,...

Cover for Vedral, Vlatko (Univ Of Oxford, Uk & Nus, S'pore) · From Micro To Macro: Adventures Of A Wandering Physicist (Hardcover Book) (2018)

From Micro To Macro: Adventures ... (2018)

Vedral, Vlatko (Univ Of Oxford, ...

Cover for Vedral, Vlatko (Univ Of Oxford, Uk & Nus, S'pore) · From Micro To Macro: Adventures Of A Wandering Physicist (Paperback Book) (2018)

From Micro To Macro: Adventures ... (2018)

Vedral, Vlatko (Univ Of Oxford, ...

Cover for Living In Smart Cities: Innovation And Sustainability (Paperback Book) (2018)

Living In Smart Cities: Innovati... (2018)

Cover for Parnovsky, Serge L (Taras Shevchenko National Univ Of Kyiv, Ukraine) · How The Universe Works: Introduction To Modern Cosmology (Paperback Book) (2018)

How The Universe Works: Introduc... (2018)

Parnovsky, Serge L (Taras Shevch...

Cover for Woon, Kin Chung (S'pore Productivity Centre, S'pore) · 50 Years Of Singapore's Productivity Drive (Hardcover Book) (2018)

50 Years Of Singapore's Producti... (2018)

Woon, Kin Chung (S'pore Producti...

Cover for Shtub, Avraham (Technion-israel Inst Of Tech, Israel) · Hands-on Project Management: Practice Your Skills With Simulation Based Training (Hardcover Book) (2018)

Hands-on Project Management: Pra... (2018)

Shtub, Avraham (Technion-israel ...

Cover for Jones, Ronald W (Univ Of Rochester, Usa) · International Trade Theory And Competitive Models: Features, Values, And Criticisms - World Scientific Studies in International Economics (Hardcover Book) (2018)

International Trade Theory And C... (2018)

Jones, Ronald W (Univ Of Rochest...

Cover for Elishakoff, Isaac E (Florida Atlantic Univ, Usa) · Problems Book For Probabilistic Methods For The Theory Of Structures With Complete Worked Through Solutions (Hardcover Book) (2018)

Problems Book For Probabilistic ... (2018)

Elishakoff, Isaac E (Florida Atl...

Cover for Elishakoff, Isaac E (Florida Atlantic Univ, Usa) · Problems Book For Probabilistic Methods For The Theory Of Structures With Complete Worked Through Solutions (Paperback Book) (2018)

Problems Book For Probabilistic ... (2018)

Elishakoff, Isaac E (Florida Atl...

Cover for Marcolli, Matilde (California Inst Of Tech, Usa) · Noncommutative Cosmology (Hardcover Book) (2018)

Noncommutative Cosmology (2018)

Marcolli, Matilde (California In...

Cover for Marcolli, Matilde (California Inst Of Tech, Usa) · Noncommutative Cosmology (Paperback Book) (2018)

Noncommutative Cosmology (2018)

Marcolli, Matilde (California In...

Cover for Benjamin Fine Et Al · Infinite Group Theory: From The Past To The Future (Hardcover Book) (2018)

Infinite Group Theory: From The ... (2018)

Benjamin Fine Et Al

Cover for Yinger, John (Syracuse Univ, Usa) · Housing And Commuting: The Theory Of Urban Residential Structure - A Textbook In Urban Economics (Hardcover Book) (2018)

Housing And Commuting: The Theor... (2018)

Yinger, John (Syracuse Univ, Usa)

Cover for Arai, Asao (Hokkaido Univ, Japan) · Analysis On Fock Spaces And Mathematical Theory Of Quantum Fields: An Introduction To Mathematical Analysis Of Quantum Fields (Hardcover Book) (2018)

Analysis On Fock Spaces And Math... (2018)

Arai, Asao (Hokkaido Univ, Japan)

Cover for Haksever, Cengiz (Rider Univ, Usa) · Service And Operations Management (Hardcover Book) (2018)

Service And Operations Management (2018)

Haksever, Cengiz (Rider Univ, Usa)

Cover for Li, Jinzao (China National Tourism Administration, China) · Farewell To China's Gdp Worship (Hardcover Book) (2018)

Farewell To China's Gdp Worship (2018)

Li, Jinzao (China National Touri...

Cover for Youde Wang · Selected Papers Of Weiyue Ding - Peking University Series In Mathematics (Hardcover Book) (2018)

Selected Papers Of Weiyue Ding -... (2018)

Cover for Cheng, Joseph Yu-shek (-) · Multilateral Approach In China's Foreign Policy (Hardcover Book) (2018)

Multilateral Approach In China's... (2018)

Cheng, Joseph Yu-shek (-)

Cover for Yinger, John (Syracuse Univ, Usa) · Lecture Notes In Urban Economics And Urban Policy - World Scientific Lecture Notes in Economics (Hardcover Book) (2018)

Lecture Notes In Urban Economics... (2018)

Yinger, John (Syracuse Univ, Usa)

Cover for Yinger, John (Syracuse Univ, Usa) · Lecture Notes In Urban Economics And Urban Policy - World Scientific Lecture Notes in Economics (Paperback Book) (2018)

Lecture Notes In Urban Economics... (2018)

Yinger, John (Syracuse Univ, Usa)

Cover for Bierman, Jr, Harold (Cornell University, Usa) · Financial Strategies And Topics In Finance: Selected Public Lectures Of Professor Harold Bierman, Jr From 1960-2015 (Hardcover Book) (2018)

Financial Strategies And Topics ... (2018)

Bierman, Jr, Harold (Cornell Uni...

Cover for Yamamoto, Yoshitaka (Sundai Preparatory Sch, Japan) · Pull Of History, The: Human Understanding Of Magnetism And Gravity Through The Ages (Hardcover Book) (2018)

Pull Of History, The: Human Unde... (2018)

Yamamoto, Yoshitaka (Sundai Prep...

Cover for Greene, Joshua E (Former Deputy Director, Imf - S'pore Regional Training Inst, S'pore & S'pore Management Univ, S'pore) · Macroeconomic Analysis And Policy: A Systematic Approach (Hardcover Book) (2018)

Macroeconomic Analysis And Polic... (2018)

Greene, Joshua E (Former Deputy ...

Cover for Kleinert, Hagen (Freie Universitaet Berlin, Germany) · Collective Classical And Quantum Fields: In Plasmas, Superconductors, Superfluid 3he, And Liquid Crystals (Hardcover Book) (2018)

Collective Classical And Quantum... (2018)

Kleinert, Hagen (Freie Universit...

Cover for Singapore Perspectives 2017: What If? - Singapore Perspectives (Paperback Book) (2018)

Singapore Perspectives 2017: Wha... (2018)

Cover for Weiner, Maurice (United Silicon Carbide, New Jersey, Usa) · Electromagnetic Analysis Using Transmission Line Variables (Hardcover Book) [Third, 3 Revised edition] (2018)

Third, 3 Revised edition

Electromagnetic Analysis Using T... (2018)

Weiner, Maurice (United Silicon ...

Cover for Koh, Thiam Seng (Nie, S'pore) · Leadership For Change: The Singapore Schools' Experience (Hardcover Book) (2018)

Leadership For Change: The Singa... (2018)

Koh, Thiam Seng (Nie, S'pore)

Cover for Balazs Gulyas · Cultural Patterns And Neurocognitive Circuits Ii: East-west Connections - Exploring Complexity (Hardcover Book) (2018)

Cultural Patterns And Neurocogni... (2018)

Cover for Corning, Peter A (Inst For The Study Of Complex Systems, Usa) · Synergistic Selection: How Cooperation Has Shaped Evolution And The Rise Of Humankind (Hardcover Book) (2018)

Synergistic Selection: How Coope... (2018)

Corning, Peter A (Inst For The S...

Cover for Luo, Albert C J (Southern Illinois Univ, Edwardsville, Usa) · Resonance And Bifurcation To Chaos In Pendulum (Hardcover Book) (2018)

Resonance And Bifurcation To Cha... (2018)

Luo, Albert C J (Southern Illino...

Cover for Order, Disorder And Criticality: Advanced Problems Of Phase Transition Theory - Volume 5 (Hardcover Book) (2018)

Order, Disorder And Criticality:... (2018)

Cover for New Zealand And The World: Past, Present And Future (Hardcover Book) (2018)

New Zealand And The World: Past,... (2018)

Cover for Swartz, Charles W (New Mexico State Univ, Usa) · Abstract Duality Pairs In Analysis (Hardcover Book) (2018)

Abstract Duality Pairs In Analysis (2018)

Swartz, Charles W (New Mexico St...

Cover for Living In Smart Cities: Innovation And Sustainability (Hardcover Book) (2018)

Living In Smart Cities: Innovati... (2018)

Cover for Corning, Peter A (Inst For The Study Of Complex Systems, Usa) · Synergistic Selection: How Cooperation Has Shaped Evolution And The Rise Of Humankind (Paperback Book) (2018)

Synergistic Selection: How Coope... (2018)

Corning, Peter A (Inst For The S...

Cover for Naisbitt, Doris (-) · Mastering Megatrends: Understanding And Leveraging The Evolving New World (Hardcover Book) (2018)

Mastering Megatrends: Understand... (2018)

Naisbitt, Doris (-)

Cover for Parnovsky, Serge L (Taras Shevchenko National Univ Of Kyiv, Ukraine) · How The Universe Works: Introduction To Modern Cosmology (Hardcover Book) (2018)

How The Universe Works: Introduc... (2018)

Parnovsky, Serge L (Taras Shevch...

Cover for Koh, Thiam Seng (Nie, S'pore) · Leadership For Change: The Singapore Schools' Experience (Paperback Book) (2018)

Leadership For Change: The Singa... (2018)

Koh, Thiam Seng (Nie, S'pore)

Cover for Molecular, Genetic, And Cellular Advances In Cerebrovascular Diseases (Hardcover Book) (2018)

Molecular, Genetic, And Cellular... (2018)

Cover for Bridging Science And Policy Implication For Managing Climate Extremes - World Scientific Series on Asia-Pacific Weather and Climate (Hardcover Book) (2018)

Bridging Science And Policy Impl... (2018)

Cover for John R Graef · Ordinary Differential Equations And Boundary Value Problems - Volume I: Advanced Ordinary Differential Equations (Paperback Book) (2018)

Ordinary Differential Equations ... (2018)

Cover for Mental Health Of A Nation (Hardcover Book) (2018)

Mental Health Of A Nation (2018)