出版社 World Scientific Publishing Co Pte Ltd

Cover for Fillard, Jean-pierre (Univ Montpellier Ii, France) · Brain Vs Computer: The Challenge Of The Century Is Now Launched (Hardcover Book) [Second edition] (2020)

Brain Vs Computer: The Challenge... (2020)

Fillard, Jean-pierre (Univ Montp...

Cover for Fillard, Jean-pierre (Univ Montpellier Ii, France) · Brain Vs Computer: The Challenge Of The Century Is Now Launched (Paperback Book) [Second edition] (2020)

Brain Vs Computer: The Challenge... (2020)

Fillard, Jean-pierre (Univ Montp...

Cover for Jiquan Xiang · Research On Community Construction In Rural China (Hardcover Book) (2020)

Research On Community Constructi... (2020)

Cover for Meyer, Jeanine (Suny Purchase, Usa) · Origami With Explanations: Fun With Folding And Math (Paperback Book) (2020)

Origami With Explanations: Fun W... (2020)

Meyer, Jeanine (Suny Purchase, Usa)

Cover for Meyer, Jeanine (Suny Purchase, Usa) · Origami With Explanations: Fun With Folding And Math (Hardcover Book) (2020)

Origami With Explanations: Fun W... (2020)

Meyer, Jeanine (Suny Purchase, Usa)

Cover for Bona, Andrej (Curtin Univ, Australia) · Wavefronts And Rays As Characteristics And Asymptotics (Hardcover Book) [Third edition] (2020)

Wavefronts And Rays As Character... (2020)

Bona, Andrej (Curtin Univ, Austr...

Cover for Dutfield, Graham (Univ Of Leeds, Uk) · That High Design Of Purest Gold: A Critical History Of The Pharmaceutical Industry, 1880-2020 (Hardcover Book) (2020)

That High Design Of Purest Gold:... (2020)

Dutfield, Graham (Univ Of Leeds,...

Cover for Aggarwal, Rajiv (Pictet, S'pore) · Fixed Coupon Note: High Returns And Low Risk (Hardcover Book) (2020)

Fixed Coupon Note: High Returns ... (2020)

Aggarwal, Rajiv (Pictet, S'pore)

Cover for Bucchi, Massimiano (Univ Of Trento, Italy) · Newton's Chicken: Science In The Kitchen - World Scientific Series On Science Communication (Hardcover Book) (2020)

Newton's Chicken: Science In The... (2020)

Bucchi, Massimiano (Univ Of Tren...

Cover for Dutfield, Graham (Univ Of Leeds, Uk) · That High Design Of Purest Gold: A Critical History Of The Pharmaceutical Industry, 1880-2020 (Paperback Book) (2020)

That High Design Of Purest Gold:... (2020)

Dutfield, Graham (Univ Of Leeds,...

Cover for Lognormality Principle And Its Applications In E-security, E-learning And E-health, The - Series In Machine Perception And Artificial Intelligence (Hardcover Book) (2020)

Lognormality Principle And Its A... (2020)

Cover for Xue, Liang (China University Of Petroleum, Beijing, China) · Fluid Flow In Porous Media: Fundamentals And Applications (Hardcover Book) (2020)

Fluid Flow In Porous Media: Fund... (2020)

Xue, Liang (China University Of ...

Cover for Gorantla, Subbarao (-) · Coronavirus: An Activity Book On How To Stay Healthy And Strong (Paperback Book) (2020)

Coronavirus: An Activity Book On... (2020)

Gorantla, Subbarao (-)

Cover for Reiser, Elana (St Joseph's College, Usa) · Science Of Learning Mathematical Proofs, The: An Introductory Course (Paperback Book) (2020)

Science Of Learning Mathematical... (2020)

Reiser, Elana (St Joseph's Colle...

Cover for Reiser, Elana (St Joseph's College, Usa) · Science Of Learning Mathematical Proofs, The: An Introductory Course (Hardcover Book) (2020)

Science Of Learning Mathematical... (2020)

Reiser, Elana (St Joseph's Colle...

Cover for Prisman, Eliezer Z (York Univ, Canada) · Lecture Notes In Investment: Investment Fundamentals - World Scientific Lecture Notes In Finance (Hardcover Book) (2020)

Lecture Notes In Investment: Inv... (2020)

Prisman, Eliezer Z (York Univ, C...

Cover for Prisman, Eliezer Z (York Univ, Canada) · Lecture Notes In Investment: Investment Fundamentals - World Scientific Lecture Notes In Finance (Paperback Book) (2020)

Lecture Notes In Investment: Inv... (2020)

Prisman, Eliezer Z (York Univ, C...

Cover for Ma, Zhong-qi (Chinese Academy Of Sciences, China) · Global Solution For Sudoku (Hardcover Book) (2020)

Global Solution For Sudoku (2020)

Ma, Zhong-qi (Chinese Academy Of...

Cover for Ma, Zhong-qi (Chinese Academy Of Sciences, China) · Global Solution For Sudoku (Paperback Book) (2020)

Global Solution For Sudoku (2020)

Ma, Zhong-qi (Chinese Academy Of...

Cover for Mestre, Jose (Univ Of Illinois At Urbana-champaign, Usa) · Science Of Learning Physics, The: Cognitive Strategies For Improving Instruction (Hardcover Book) (2020)

Science Of Learning Physics, The... (2020)

Mestre, Jose (Univ Of Illinois A...

Cover for Mestre, Jose (Univ Of Illinois At Urbana-champaign, Usa) · Science Of Learning Physics, The: Cognitive Strategies For Improving Instruction (Paperback Book) (2020)

Science Of Learning Physics, The... (2020)

Mestre, Jose (Univ Of Illinois A...

Cover for Sauli, Fabio (Cern, Switzerland) · Micro-pattern Gaseous Detectors: Principles Of Operation And Applications (Hardcover Book) (2020)

Micro-pattern Gaseous Detectors:... (2020)

Sauli, Fabio (Cern, Switzerland)

Cover for Cheang, Chris (Rsis, Ntu, S'pore) · Life And Work In Post-soviet Russia (Hardcover Book) (2020)

Life And Work In Post-soviet Russia (2020)

Cheang, Chris (Rsis, Ntu, S'pore)

Cover for Cheang, Chris (Rsis, Ntu, S'pore) · Life And Work In Post-soviet Russia (Paperback Book) (2020)

Life And Work In Post-soviet Russia (2020)

Cheang, Chris (Rsis, Ntu, S'pore)

Cover for Chee, Kuan Tsee (Inst Of Mental Health, S'pore) · Guide To Psychiatry: Singapore Perspective (16th Revision) (Hardcover Book) [16 Revised edition] (2020)

16 Revised edition

Guide To Psychiatry: Singapore P... (2020)

Chee, Kuan Tsee (Inst Of Mental ...

Cover for Chee, Kuan Tsee (Inst Of Mental Health, S'pore) · Guide To Psychiatry: Singapore Perspective (16th Revision) (Paperback Book) [16 Revised edition] (2020)

16 Revised edition

Guide To Psychiatry: Singapore P... (2020)

Chee, Kuan Tsee (Inst Of Mental ...

Cover for Meyer, Jeanine (Suny Purchase, Usa) · More Origami With Explanations: Fun With Folding And Math (Paperback Book) (2020)

More Origami With Explanations: ... (2020)

Meyer, Jeanine (Suny Purchase, Usa)

Cover for Meyer, Jeanine (Suny Purchase, Usa) · More Origami With Explanations: Fun With Folding And Math (Hardcover Book) (2020)

More Origami With Explanations: ... (2020)

Meyer, Jeanine (Suny Purchase, Usa)

Cover for Information For Efficient Decision Making: Big Data, Blockchain And Relevance (Hardcover Book) (2020)

Information For Efficient Decisi... (2020)

Cover for Pritsker, Boris (-) · Mathematical Labyrinths. Pathfinding - Problem Solving in Mathematics and Beyond (Hardcover Book) (2020)

Mathematical Labyrinths. Pathfin... (2020)

Pritsker, Boris (-)

Cover for Pritsker, Boris (-) · Mathematical Labyrinths. Pathfinding - Problem Solving in Mathematics and Beyond (Paperback Book) (2020)

Mathematical Labyrinths. Pathfin... (2020)

Pritsker, Boris (-)

Cover for Untangling Molecular Biodiversity: Explaining Unity And Diversity Principles Of Organization With Molecular Structure And Evolutionary Genomics (Hardcover Book) (2020)

Untangling Molecular Biodiversit... (2020)

Cover for Greene, Joshua E (Former Deputy Director, Imf - S'pore Regional Training Inst, S'pore & S'pore Management Univ, S'pore) · Public Finance: An International Perspective (Hardcover Book) [Revised edition] (2020)

Revised edition

Public Finance: An International... (2020)

Greene, Joshua E (Former Deputy ...

Cover for Zhelyazkov, Ivan (Sofia Univ, Bulgaria) · Kelvin-helmholtz Instability In Solar Atmospheric Jets (Hardcover Book) (2020)

Kelvin-helmholtz Instability In ... (2020)

Zhelyazkov, Ivan (Sofia Univ, Bu...

Cover for Slawinski, Michael A (Memorial Univ, Canada) · Waves And Rays In Seismology: Answers To Unasked Questions (Hardcover Book) [Third edition] (2020)

Waves And Rays In Seismology: An... (2020)

Slawinski, Michael A (Memorial U...

Cover for Itzhak Venezia · Behavioral Finance: A Novel Approach (Hardcover Book) (2020)

Behavioral Finance: A Novel Appr... (2020)

Cover for Silicon Systems For Wireless Lan - Advanced Series in Electrical & Computer Engineering (Hardcover Book) (2020)

Silicon Systems For Wireless Lan... (2020)

Cover for Management Control Systems For Strategic Changes: Applying To Dematurity And Transformation Of Organizations - Japanese Management and International Studies (Hardcover Book) (2020)

Management Control Systems For S... (2020)

Cover for Mohamed, Hazik (Stellar Consulting Group, S'pore) · Beyond Fintech: Technology Applications For The Islamic Economy (Hardcover Book) (2020)

Beyond Fintech: Technology Appli... (2020)

Mohamed, Hazik (Stellar Consulti...

Cover for Kloeden, Peter (Univ Of Tuebingen, Germany) · Introduction To Nonautonomous Dynamical Systems And Their Attractors, An - Interdisciplinary Mathematical Sciences (Hardcover Book) (2020)

Introduction To Nonautonomous Dy... (2020)

Kloeden, Peter (Univ Of Tuebinge...

Cover for Lee, Hyun-hoon (The Fourth Way Institute, South Korea & Kangwon National University, South Korea) · Post-covid Asia: Deglobalization, Fourth Industrial Revolution, And Sustainable Development (Hardcover Book) (2020)

Post-covid Asia: Deglobalization... (2020)

Lee, Hyun-hoon (The Fourth Way I...

Cover for Education And Awareness Of Sustainability - Proceedings Of The 3rd Eurasian Conference On Educational Innovation 2020 (Ecei 2020) - Sustainable Innovation In Education And Technology (Hardcover Book) (2020)

Education And Awareness Of Susta... (2020)

Cover for Lee, Hyun-hoon (The Fourth Way Institute, South Korea & Kangwon National University, South Korea) · Post-covid Asia: Deglobalization, Fourth Industrial Revolution, And Sustainable Development (Paperback Book) (2020)

Post-covid Asia: Deglobalization... (2020)

Lee, Hyun-hoon (The Fourth Way I...

Cover for Grandjean, Thomas (-) · Values At The Core: How Human Values Contribute To The Rise Of Nations (Hardcover Book) (2020)

Values At The Core: How Human Va... (2020)

Grandjean, Thomas (-)

Cover for Grandjean, Thomas (-) · Values At The Core: How Human Values Contribute To The Rise Of Nations (Paperback Book) (2020)

Values At The Core: How Human Va... (2020)

Grandjean, Thomas (-)

Cover for Cheang, Bryan Yi Da (King's Collge London, Uk & Adam Smith Centre, S'pore) · Liberalism Unveiled: Forging A New Third Way In Singapore (Hardcover Book) (2020)

Liberalism Unveiled: Forging A N... (2020)

Cheang, Bryan Yi Da (King's Coll...

Cover for Chartier, Timothy P (Davidson College, Usa) · X Games In Mathematics: Sports Training That Counts! - Problem Solving in Mathematics and Beyond (Hardcover Book) (2020)

X Games In Mathematics: Sports T... (2020)

Chartier, Timothy P (Davidson Co...

Cover for Chartier, Timothy P (Davidson College, Usa) · X Games In Mathematics: Sports Training That Counts! - Problem Solving in Mathematics and Beyond (Paperback Book) (2020)

X Games In Mathematics: Sports T... (2020)

Chartier, Timothy P (Davidson Co...

Cover for Goh, Yang Miang (Nus, S'pore) · Introduction To Workplace Safety And Health Management: A Systems Thinking Approach - World Scientific Series On The Built Environment (Hardcover Book) [Second edition] (2020)

Introduction To Workplace Safety... (2020)

Goh, Yang Miang (Nus, S'pore)

Cover for Ungarish, Marius (Technion-israel Inst Of Tech, Israel) · Gravity Currents And Intrusions: Analysis And Prediction - Environmental Fluid Mechanics (Hardcover Book) (2020)

Gravity Currents And Intrusions:... (2020)

Ungarish, Marius (Technion-israe...

Cover for Goh, Yang Miang (Nus, S'pore) · Introduction To Workplace Safety And Health Management: A Systems Thinking Approach - World Scientific Series On The Built Environment (Paperback Book) [Second edition] (2020)

Introduction To Workplace Safety... (2020)

Goh, Yang Miang (Nus, S'pore)

Cover for How To Prepare For The Next Pandemic: Behavioural Sciences Insights For Practitioners And Policymakers (Hardcover Book) (2020)

How To Prepare For The Next Pand... (2020)

Cover for Bernard S Gerstman · Physics Of Cancer, The: Research Advances (Hardcover Book) (2020)

Physics Of Cancer, The: Research... (2020)

Bernard S Gerstman

Cover for Mazumbar, Tridib (Syracuse Univ, Usa) · Pricing Of Products & Services (Hardcover Book) (2021)

Pricing Of Products & Services (2021)

Mazumbar, Tridib (Syracuse Univ,...

Cover for Hartle, James B (Univ Of California, Santa Barbara, Usa) · Quantum Universe, The: Essays On Quantum Mechanics, Quantum Cosmology, And Physics In General (Hardcover Book) (2021)

Quantum Universe, The: Essays On... (2021)

Hartle, James B (Univ Of Califor...

Cover for Johnson, Francis E A (Univ College London, Uk) · Metacyclic Groups And The D (2) Problem (Hardcover Book) (2021)

Metacyclic Groups And The D (2) ... (2021)

Johnson, Francis E A (Univ Colle...

Cover for Ryabko, Boris (Russian Academy Of Sciences, Russia & Novosibirsk State Univ, Russia) · Cryptography In The Information Society (Hardcover Book) (2021)

Cryptography In The Information ... (2021)

Ryabko, Boris (Russian Academy O...

Cover for Asian Family Businesses: Succession, Governance And Innovation (Hardcover Book) (2021)

Asian Family Businesses: Success... (2021)

Cover for Hideto Asashiba · Ring Theory 2019 - Proceedings Of The Eighth China-japan-korea International Symposium On Ring Theory (Hardcover Book) (2021)

Ring Theory 2019 - Proceedings O... (2021)

Hideto Asashiba

Cover for Buta, Ronald J (Univ Of Alabama, Usa) · Cosmic Pinwheels: Spiral Galaxies And The Universe (Hardcover Book) (2021)

Cosmic Pinwheels: Spiral Galaxie... (2021)

Buta, Ronald J (Univ Of Alabama,...

Cover for Chen, Fang (Xinhua News Agency, China) · Deciphering China's Microchip Industry (Hardcover Book) (2021)

Deciphering China's Microchip In... (2021)

Chen, Fang (Xinhua News Agency, ...

Cover for Chen, Fang (Xinhua News Agency, China) · Deciphering China's Microchip Industry (Paperback Book) (2021)

Deciphering China's Microchip In... (2021)

Chen, Fang (Xinhua News Agency, ...

Cover for Fabozzi, Frank J (Johns Hopkins Carey Business School, Usa) · Asset Management: Tools And Issues (Hardcover Book) (2021)

Asset Management: Tools And Issues (2021)

Fabozzi, Frank J (Johns Hopkins ...

Cover for Peter Dixon · Policy Analysis And Modeling Of The Global Economy: A Festschrift Celebrating Thomas Hertel - World Scientific Studies in International Economics (Hardcover Book) (2021)

Policy Analysis And Modeling Of ... (2021)

Cover for Lei Zou · China International Import Expo: Shared Future In A New Era (Hardcover Book) (2021)

China International Import Expo:... (2021)

Cover for Matyushov, Dmitry (Arizona State Univ, Usa) · Manual For Theoretical Chemistry (Hardcover Book) (2021)

Manual For Theoretical Chemistry (2021)

Matyushov, Dmitry (Arizona State...

Cover for Matyushov, Dmitry (Arizona State Univ, Usa) · Manual For Theoretical Chemistry (Paperback Book) (2021)

Manual For Theoretical Chemistry (2021)

Matyushov, Dmitry (Arizona State...

Cover for Gorbar, Eduard V (Taras Shevchenko Nat'l Kiev Univ, Ukraine & Bogolyubov Inst For Theoretical Phys, Ukraine) · Electronic Properties Of Dirac And Weyl Semimetals (Hardcover Book) (2021)

Electronic Properties Of Dirac A... (2021)

Gorbar, Eduard V (Taras Shevchen...

Cover for Cybersecurity And Legal-regulatory Aspects (Hardcover Book) (2021)

Cybersecurity And Legal-regulato... (2021)

Cover for Long Xiao · Mars On Earth: A Study Of The Qaidam Basin - Advances In Planetary Science (Hardcover Book) (2021)

Mars On Earth: A Study Of The Qa... (2021)

Cover for Economic Effects Of Antidumping - World Scientific Studies in International Economics (Hardcover Book) (2021)

Economic Effects Of Antidumping ... (2021)

Cover for Singh, Bilveer (National University Of Singapore, Singapore) · Unmasking Singapore's 2020 General Elections: Covid-19 And The Evolving Political Landscape (Hardcover Book) (2021)

Unmasking Singapore's 2020 Gener... (2021)

Singh, Bilveer (National Univers...

Cover for Singh, Bilveer (National University Of Singapore, Singapore) · Unmasking Singapore's 2020 General Elections: Covid-19 And The Evolving Political Landscape (Paperback Book) (2021)

Unmasking Singapore's 2020 Gener... (2021)

Singh, Bilveer (National Univers...

Cover for Organising Entrepreneurship And Msmes Across India - Asia-pacific Business Series (Hardcover Book) (2021)

Organising Entrepreneurship And ... (2021)

Cover for Yan, Jun (Dalian Univ Of Technology, China) · Multiscale Optimization And Materials Design - Frontier Research in Computation and Mechanics of Materials and Biology (Hardcover Book) (2021)

Multiscale Optimization And Mate... (2021)

Yan, Jun (Dalian Univ Of Technol...

Cover for Fundamentals Of Quantum Materials: A Practical Guide To Synthesis And Exploration (Hardcover Book) (2021)

Fundamentals Of Quantum Material... (2021)

Cover for Yong, Jiongmin (Univ Of Central Florida, Usa) · Mathematical Analysis: A Concise Introduction (Hardcover Book) (2021)

Mathematical Analysis: A Concise... (2021)

Yong, Jiongmin (Univ Of Central ...

Cover for Erdman, John M (Portland State Univ, Usa) · Elements Of Linear And Multilinear Algebra (Hardcover Book) (2021)

Elements Of Linear And Multiline... (2021)

Erdman, John M (Portland State U...

Cover for Yu, Xugang (Dentons Law Offices, China) · China-us Trade Frictions Shaping New Equilibriums With The Eu And The Us: Towards A New Multilateralism Or Tripolarism (Hardcover Book) (2021)

China-us Trade Frictions Shaping... (2021)

Yu, Xugang (Dentons Law Offices,...

Cover for Kagan, Jerome (Harvard Univ, Usa) · Trio Of Pursuits, A: Puzzles In Human Development (Hardcover Book) (2021)

Trio Of Pursuits, A: Puzzles In ... (2021)

Kagan, Jerome (Harvard Univ, Usa)

Cover for Erdman, John M (Portland State Univ, Usa) · Elements Of Linear And Multilinear Algebra (Paperback Book) (2021)

Elements Of Linear And Multiline... (2021)

Erdman, John M (Portland State U...

Cover for Statistical Methods for Biomedical Research (Hardcover Book) (2021)

Statistical Methods for Biomedic... (2021)

Cover for Fuxi Gan · History of Ancient Chinese Glass Technique Development - Series on Archaeology and History of Science in China (Hardcover Book) (2021)

History of Ancient Chinese Glass... (2021)

Cover for High-speed Rail: An Analysis Of The Chinese Innovation System (Hardcover Book) (2021)

High-speed Rail: An Analysis Of ... (2021)

Cover for Luo, Robert Keqi (Trelleborg Avs, Uk & Leicester Univ, Uk) · Simulation Methods For Rubber Antivibration Systems (Hardcover Book) (2021)

Simulation Methods For Rubber An... (2021)

Luo, Robert Keqi (Trelleborg Avs...

Cover for Jiang, Xiaoyuan (Shanghai Jiao Tong Univ, China) · Chinese Astrology And Astronomy: An Outside History (Hardcover Book) (2021)

Chinese Astrology And Astronomy:... (2021)

Jiang, Xiaoyuan (Shanghai Jiao T...

Cover for Impact Of Covid-19 On Asian Economies And Policy Responses (Hardcover Book) (2021)

Impact Of Covid-19 On Asian Econ... (2021)

Cover for Key Challenges And Opportunities For Quality, Sustainability And Innovation In The Fourth Industrial Revolution: Quality And Service Management In The Fourth Industrial Revolution - Sustainability And Value Co-creation (Hardcover Book) (2021)

Key Challenges And Opportunities... (2021)

Cover for Lee, Tze-san (Western Illinois Univ, Usa) · Medical Statistics: A Practical Approach (Hardcover Book) (2021)

Medical Statistics: A Practical ... (2021)

Lee, Tze-san (Western Illinois U...

Cover for Lee, Tze-san (Western Illinois Univ, Usa) · Medical Statistics: A Practical Approach (Paperback Book) (2021)

Medical Statistics: A Practical ... (2021)

Lee, Tze-san (Western Illinois U...

Cover for Hansel, Christian (The Univ Of Chicago, Usa) · Memory Makes The Brain: The Biological Machinery That Uses Experiences To Shape Individual Brains (Hardcover Book) (2021)

Memory Makes The Brain: The Biol... (2021)

Hansel, Christian (The Univ Of C...

Cover for John Demetrius Vergados · Subatomic Physics: An Introduction to Nuclear and Particle Physics and Astrophysics (Hardcover Book) (2021)

Subatomic Physics: An Introducti... (2021)

John Demetrius Vergados

Cover for Bornet, Pascal (Sykes, Usa) · Intelligent Automation: Welcome To The World Of Hyperautomation: Learn How To Harness Artificial Intelligence To Boost Business & Make Our World More Human (Hardcover Book) (2021)

Intelligent Automation: Welcome ... (2021)

Bornet, Pascal (Sykes, Usa)

Cover for Bornet, Pascal (Sykes, Usa) · Intelligent Automation: Welcome To The World Of Hyperautomation: Learn How To Harness Artificial Intelligence To Boost Business & Make Our World More Human (Paperback Book) (2021)

Intelligent Automation: Welcome ... (2021)

Bornet, Pascal (Sykes, Usa)

Cover for James V Lambers · Explorations In Numerical Analysis: Python Edition (Hardcover Book) (2021)

Explorations In Numerical Analys... (2021)

James V Lambers

Cover for Van Helvert, Paul (Wageningen Univ & Research In Wageningen, The Netherlands) · Darwin: A Companion - With Iconographies By John Van Wyhe (Hardcover Book) (2021)

Darwin: A Companion - With Icono... (2021)

Van Helvert, Paul (Wageningen Un...

Cover for Osteoporosis Of The Spine: Asian Perspectives (Hardcover Book) (2021)

Osteoporosis Of The Spine: Asian... (2021)

Cover for Chong, Mark (S'pore Management Univ, S'pore) · Living The Corporate Purpose: Insights From Companies In Asia (Hardcover Book) (2021)

Living The Corporate Purpose: In... (2021)

Chong, Mark (S'pore Management U...

Cover for Asean-china Cooperation For Environmental Protection And Sustainable Energy Development - Series On Asian Regional Cooperation Studies (Hardcover Book) (2021)

Asean-china Cooperation For Envi... (2021)

Cover for Maritime Sri Lanka: Historical And Contemporary Perspectives (Hardcover Book) (2021)

Maritime Sri Lanka: Historical A... (2021)