Edit Profile Rudyak, Yuli B. Compute Distance To: Compute Author ID: rudyak.yuli-b Published as: Rudyak, Y.; Rudyak, Y. B.; Rudyak, Yu.; Rudyak, Yu. B.; Rudyak, Yuli; Rudyak, Yuli B. External Links: MGP · Wikidata Documents Indexed: 67 Publications since 1973, including 3 Books Reviewing Activity: 156 Reviews all top 5 Co-Authors 30 single-authored 9 Tralle, Aleksy E. 5 Dranishnikov, Alexander Nikolaevich 5 Ibáñez, Raúl 5 Katz, Mikhail G. 4 Pazhitnov, Andrei Vladimirovich 3 Chernov, Vladimir V. 3 Kȩdra, Jarek 3 Khokhlov, Andreĭ Vladimirovich 3 Ugarte, Luis 2 Akhmet’ev, Pëtr Mikhaĭlovich 2 Oprea, John F. 2 Sabourau, Stéphane 2 Schlenk, Felix 1 Basabe, Ibai 1 Efremovich, Vadim A. 1 Golasiński, Marek 1 Gonzalez, Jesus 1 Keesling, James Edgar 1 Pushkar, Petr E. 1 Salvatore, Paolo 1 Saveliev, Nikolai 1 Tamaki, Dai 1 Wahl, Nathalie all top 5 Serials 5 Topology and its Applications 4 Mathematical Notes 4 Mathematische Zeitschrift 4 Proceedings of the American Mathematical Society 4 Soviet Mathematics. Doklady 3 IMRN. International Mathematics Research Notices 3 Mathematics of the USSR, Sbornik 2 Moscow University Mathematics Bulletin 2 Topological Methods in Nonlinear Analysis 2 Geometry & Topology 2 Journal of Fixed Point Theory and Applications 1 Communications in Mathematical Physics 1 Communications on Pure and Applied Mathematics 1 Israel Journal of Mathematics 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Matematicheskie Zametki 1 Uspekhi Matematicheskikh Nauk [N. S.] 1 Annales de l’Institut Fourier 1 Commentarii Mathematici Helvetici 1 Journal of the London Mathematical Society. Second Series 1 Matematicheskiĭ Sbornik. Novaya Seriya 1 Mathematics of the USSR. Izvestiya 1 Topology 1 Izvestiya Akademii Nauk SSSR. Seriya Matematicheskaya 1 Vestnik Moskovskogo Universiteta. Seriya I. Matematika, Mekhanika 1 Matematicheskiĭ Sbornik 1 Topology Proceedings 1 St. Petersburg Mathematical Journal 1 Mathematical Research Letters 1 Communications in Contemporary Mathematics 1 Algebraic & Geometric Topology 1 Banach Center Publications 1 Springer Monographs in Mathematics all top 5 Fields 51 Algebraic topology (55-XX) 39 Manifolds and cell complexes (57-XX) 19 Differential geometry (53-XX) 5 Global analysis, analysis on manifolds (58-XX) 4 Algebraic geometry (14-XX) 4 Dynamical systems and ergodic theory (37-XX) 2 Category theory; homological algebra (18-XX) 2 Computer science (68-XX) 1 General and overarching topics; collections (00-XX) 1 History and biography (01-XX) 1 Mathematical logic and foundations (03-XX) 1 Field theory and polynomials (12-XX) 1 \(K\)-theory (19-XX) 1 Group theory and generalizations (20-XX) 1 Several complex variables and analytic spaces (32-XX) 1 General topology (54-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 44 Publications have been cited 354 times in 235 Documents Cited by ▼ Year ▼ On Thom spectra, orientability, and cobordism. Zbl 0906.55001Rudyak, Yuli B. 56 1998 On higher analogs of topological complexity. Zbl 1187.55001Rudyak, Yuli B. 31 2010 Small values of the Lusternik-Schnirelman category for manifolds. Zbl 1152.55002Dranishnikov, Alexander N.; Katz, Mikhail G.; Rudyak, Yuli B. 25 2008 On category weight and its applications. Zbl 0927.55005Rudyak, Yuli B. 24 1999 Higher topological complexity and its symmetrization. Zbl 1348.55005Basabe, Ibai; González, Jesús; Rudyak, Yuli B.; Tamaki, Dai 18 2014 On the Berstein-Svarc theorem in dimension 2. Zbl 1171.55002Dranishnikov, Alexander N.; Rudyak, Yuli B. 16 2009 Linking and causality in globally hyperbolic space-times. Zbl 1163.53043Chernov, Vladimir V.; Rudyak, Yuli B. 14 2008 On the Lusternik-Schnirelmann category of symplectic manifolds and the Arnold conjecture. Zbl 0931.53039Rudyak, Yuli B.; Oprea, John 14 1999 Systolic invariants of groups and 2-complexes via Grushko decomposition. Zbl 1142.53035Rudyak, Yuli B.; Sabourau, Stéphane 11 2008 Lusternik-Schnirelmann category and systolic category of low-dimensional manifolds. Zbl 1112.55005Katz, Mikhail G.; Rudyak, Yuli B. 11 2006 On Thom spaces, Massey products, and nonformal symplectic manifolds. Zbl 0972.53052Rudyak, Yuli; Tralle, Aleksy 11 2000 On certain geometric and homotopy properties of closed symplectic manifolds. Zbl 1033.53077Ibáñez, Raúl; Rudyak, Yuli; Tralle, Aleksy; Ugarte, Luis 9 2003 On analytical applications of stable homotopy (the Arnold conjecture, critical points). Zbl 0948.37044Rudyak, Yuli B. 9 1999 Bounding volume by systoles of 3-manifolds. Zbl 1156.53024Katz, Mikhail G.; Rudyak, Yuli B. 8 2008 Detecting elements and Lusternik-Schnirelmann category of 3-manifolds. Zbl 1029.55006Oprea, John; Rudyak, Yuli 8 2002 On symplectically harmonic forms on six-dimensional nil-manifolds. Zbl 0999.53049Ibáñez, R.; Rudyak, Yu.; Tralle, A.; Ugarte, L. 8 2001 Toward a general theory of linking invariants. Zbl 1085.57020Chernov, Vladimir V.; Rudyak, Yuli B. 7 2005 On fundamental groups of symplectically aspherical manifolds. Zbl 1065.57027Ibáñez, R.; Kedra, J.; Rudyak, Yu.; Tralle, A. 7 2004 Stable systolic category of manifolds and the cup-length. Zbl 1213.55002Dranishnikov, Alexander N.; Rudyak, Yuli B. 6 2009 Systoles of 2-complexes, Reeb graph, and Grushko decomposition. Zbl 1116.57001Katz, Mikhail G.; Rudyak, Yuli B.; Sabourau, Stéphane 6 2006 Symplectically aspherical manifolds. Zbl 1149.53320Kȩdra, Jarek; Rudyak, Yuli; Tralle, Aleksy 5 2008 On symplectic manifolds with aspherical symplectic form. Zbl 0973.55004Rudyak, Yuli; Tralle, Aleksy 5 1999 On topological complexity of Eilenberg-MacLane spaces. Zbl 1342.55003Rudyak, Yuli 4 2016 Minimal atlases of closed symplectic manifolds. Zbl 1153.53337Rudyak, Yu. B.; Schlenk, Felix 4 2007 Piecewise linear structures on topological manifolds. Zbl 1356.57003Rudyak, Yuli 3 2016 Lusternik-Schnirelmann theory for fixed points of maps. Zbl 1044.37011Rudyak, Yuli B.; Schlenk, Felix 3 2003 Category weight: New ideas concerning Lusternik-Schnirelmann category. Zbl 0927.55004Rudyak, Yuli B. 3 1998 On the Ganea conjecture for manifolds. Zbl 0882.55003Rudyak, Yu. B. 3 1997 Cohomological dimension, self-linking, and systolic geometry. Zbl 1253.53039Dranishnikov, Alexander N.; Katz, Mikhail G.; Rudyak, Yuli B. 2 2011 Erratum to “On higher analogs of topological complexity”. Zbl 1194.55009Rudyak, Yuli B. 2 2010 On fundamental groups of symplectically aspherical manifolds. II: Abelian groups. Zbl 1124.57010Kȩdra, J.; Rudyak, Yu.; Tralle, A. 2 2007 Examples of non-formal closed \((k-1)\)-connected manifolds of dimensions \(\geq 4k-1\). Zbl 1083.55012Dranishnikov, Alex N.; Rudyak, Yuli B. 2 2005 Symplectically harmonic cohomology of nilmanifolds. Zbl 1043.53060Ibáñez, R.; Rudyak, Yu.; Tralle, A.; Ugarte, L. 2 2003 On strict category weight, gradient-like flows, and the Arnold conjecture. Zbl 0973.37034Rudyak, Yuli B. 2 2000 The spectra \(k\) and \(kO\) are not Thom spectra. Zbl 0891.55007Rudyak, Yu. B. 2 1998 On commutative ring spectra of characteristic 2. Zbl 0578.55005Pazhitnov, A. V.; Rudyak, Yu. B. 2 1985 On normal invariants of certain manifolds. Zbl 0315.55021Rudyak, Yu. B. 2 1975 On generalized winding numbers. Zbl 1206.57031Chernov, V. V.; Rudyak, Y. B. 1 2009 On fundamental groups of compact Hausdorff spaces. Zbl 1116.55005Keesling, James E.; Rudyak, Yuli B. 1 2007 On the orientability of spherical, topological, and piecewise-linear fibrations in complex K-theory. Zbl 0695.55002Rudyak, Yu. B. 1 1988 Realization of homology classes of PL-manifolds with singularities. Zbl 0632.57020Rudyak, Yu. B. 1 1987 On commutative ring spectra of characteristic 2. Zbl 0564.55005Pazhitnov, A. V.; Rudyak, Yu. B. 1 1984 Über Sätze Conner-Floydschen Typs in der Theorie der unitären Kobordismen. Zbl 0397.55006Rudyak, Yu. B. 1 1978 On the fundamental group of a three-dimensional manifold. Zbl 0298.57002Rudyak, Yu. B. 1 1973 On topological complexity of Eilenberg-MacLane spaces. Zbl 1342.55003Rudyak, Yuli 4 2016 Piecewise linear structures on topological manifolds. Zbl 1356.57003Rudyak, Yuli 3 2016 Higher topological complexity and its symmetrization. Zbl 1348.55005Basabe, Ibai; González, Jesús; Rudyak, Yuli B.; Tamaki, Dai 18 2014 Cohomological dimension, self-linking, and systolic geometry. Zbl 1253.53039Dranishnikov, Alexander N.; Katz, Mikhail G.; Rudyak, Yuli B. 2 2011 On higher analogs of topological complexity. Zbl 1187.55001Rudyak, Yuli B. 31 2010 Erratum to “On higher analogs of topological complexity”. Zbl 1194.55009Rudyak, Yuli B. 2 2010 On the Berstein-Svarc theorem in dimension 2. Zbl 1171.55002Dranishnikov, Alexander N.; Rudyak, Yuli B. 16 2009 Stable systolic category of manifolds and the cup-length. Zbl 1213.55002Dranishnikov, Alexander N.; Rudyak, Yuli B. 6 2009 On generalized winding numbers. Zbl 1206.57031Chernov, V. V.; Rudyak, Y. B. 1 2009 Small values of the Lusternik-Schnirelman category for manifolds. Zbl 1152.55002Dranishnikov, Alexander N.; Katz, Mikhail G.; Rudyak, Yuli B. 25 2008 Linking and causality in globally hyperbolic space-times. Zbl 1163.53043Chernov, Vladimir V.; Rudyak, Yuli B. 14 2008 Systolic invariants of groups and 2-complexes via Grushko decomposition. Zbl 1142.53035Rudyak, Yuli B.; Sabourau, Stéphane 11 2008 Bounding volume by systoles of 3-manifolds. Zbl 1156.53024Katz, Mikhail G.; Rudyak, Yuli B. 8 2008 Symplectically aspherical manifolds. Zbl 1149.53320Kȩdra, Jarek; Rudyak, Yuli; Tralle, Aleksy 5 2008 Minimal atlases of closed symplectic manifolds. Zbl 1153.53337Rudyak, Yu. B.; Schlenk, Felix 4 2007 On fundamental groups of symplectically aspherical manifolds. II: Abelian groups. Zbl 1124.57010Kȩdra, J.; Rudyak, Yu.; Tralle, A. 2 2007 On fundamental groups of compact Hausdorff spaces. Zbl 1116.55005Keesling, James E.; Rudyak, Yuli B. 1 2007 Lusternik-Schnirelmann category and systolic category of low-dimensional manifolds. Zbl 1112.55005Katz, Mikhail G.; Rudyak, Yuli B. 11 2006 Systoles of 2-complexes, Reeb graph, and Grushko decomposition. Zbl 1116.57001Katz, Mikhail G.; Rudyak, Yuli B.; Sabourau, Stéphane 6 2006 Toward a general theory of linking invariants. Zbl 1085.57020Chernov, Vladimir V.; Rudyak, Yuli B. 7 2005 Examples of non-formal closed \((k-1)\)-connected manifolds of dimensions \(\geq 4k-1\). Zbl 1083.55012Dranishnikov, Alex N.; Rudyak, Yuli B. 2 2005 On fundamental groups of symplectically aspherical manifolds. Zbl 1065.57027Ibáñez, R.; Kedra, J.; Rudyak, Yu.; Tralle, A. 7 2004 On certain geometric and homotopy properties of closed symplectic manifolds. Zbl 1033.53077Ibáñez, Raúl; Rudyak, Yuli; Tralle, Aleksy; Ugarte, Luis 9 2003 Lusternik-Schnirelmann theory for fixed points of maps. Zbl 1044.37011Rudyak, Yuli B.; Schlenk, Felix 3 2003 Symplectically harmonic cohomology of nilmanifolds. Zbl 1043.53060Ibáñez, R.; Rudyak, Yu.; Tralle, A.; Ugarte, L. 2 2003 Detecting elements and Lusternik-Schnirelmann category of 3-manifolds. Zbl 1029.55006Oprea, John; Rudyak, Yuli 8 2002 On symplectically harmonic forms on six-dimensional nil-manifolds. Zbl 0999.53049Ibáñez, R.; Rudyak, Yu.; Tralle, A.; Ugarte, L. 8 2001 On Thom spaces, Massey products, and nonformal symplectic manifolds. Zbl 0972.53052Rudyak, Yuli; Tralle, Aleksy 11 2000 On strict category weight, gradient-like flows, and the Arnold conjecture. Zbl 0973.37034Rudyak, Yuli B. 2 2000 On category weight and its applications. Zbl 0927.55005Rudyak, Yuli B. 24 1999 On the Lusternik-Schnirelmann category of symplectic manifolds and the Arnold conjecture. Zbl 0931.53039Rudyak, Yuli B.; Oprea, John 14 1999 On analytical applications of stable homotopy (the Arnold conjecture, critical points). Zbl 0948.37044Rudyak, Yuli B. 9 1999 On symplectic manifolds with aspherical symplectic form. Zbl 0973.55004Rudyak, Yuli; Tralle, Aleksy 5 1999 On Thom spectra, orientability, and cobordism. Zbl 0906.55001Rudyak, Yuli B. 56 1998 Category weight: New ideas concerning Lusternik-Schnirelmann category. Zbl 0927.55004Rudyak, Yuli B. 3 1998 The spectra \(k\) and \(kO\) are not Thom spectra. Zbl 0891.55007Rudyak, Yu. B. 2 1998 On the Ganea conjecture for manifolds. Zbl 0882.55003Rudyak, Yu. B. 3 1997 On the orientability of spherical, topological, and piecewise-linear fibrations in complex K-theory. Zbl 0695.55002Rudyak, Yu. B. 1 1988 Realization of homology classes of PL-manifolds with singularities. Zbl 0632.57020Rudyak, Yu. B. 1 1987 On commutative ring spectra of characteristic 2. Zbl 0578.55005Pazhitnov, A. V.; Rudyak, Yu. B. 2 1985 On commutative ring spectra of characteristic 2. Zbl 0564.55005Pazhitnov, A. V.; Rudyak, Yu. B. 1 1984 Über Sätze Conner-Floydschen Typs in der Theorie der unitären Kobordismen. Zbl 0397.55006Rudyak, Yu. B. 1 1978 On normal invariants of certain manifolds. Zbl 0315.55021Rudyak, Yu. B. 2 1975 On the fundamental group of a three-dimensional manifold. Zbl 0298.57002Rudyak, Yu. B. 1 1973 all cited Publications top 5 cited Publications all top 5 Cited by 252 Authors 18 Dranishnikov, Alexander Nikolaevich 17 Rudyak, Yuli B. 12 Katz, Mikhail G. 10 Oprea, John F. 9 Grant, Mark 9 Prástaro, Agostino 7 Strom, Jeffrey A. 6 Chernov, Vladimir V. 6 Farber, Michael S. 6 Gonzalez, Jesus 6 Sabourau, Stéphane 5 Kȩdra, Jarek 5 Sadykov, Rustam 5 Tralle, Aleksy E. 4 Iwase, Norio 4 Schlenk, Felix 4 Stanley, Donald A. 3 Balacheff, Florent 3 Fernández Rodríguez, Marisa 3 Katz, Karin Usadi 3 Kishimoto, Daisuke 3 Lupton, Gregory M. 3 Mescher, Stephan 3 Muñoz Velázquez, Vicente 3 Nemirovskiĭ, Stefan Yur’evich 3 Shnider, Steven 3 Ugarte, Luis 3 Vandembroucq, Lucile 2 Arkowitz, Martin 2 Babenko, Ivan K. 2 Banagl, Markus 2 Bangert, Victor 2 Bautista, Alfredo 2 Blagojević, Pavle V. M. 2 Borat, Ayşe 2 Cárdenas, Manuel 2 Casacuberta, Carles 2 Chernov, Vladimir M. 2 Cohen, Daniel C. 2 Colman, Hellen 2 Davis, Donald M. 2 Gal, Światosław R. 2 Ganter, Nora 2 Gómez Larrañaga, José Carlos 2 González Acuña, Francisco Javier 2 Gutiérrez, Bárbara 2 Hajduk, Bogusław 2 Heil, Wolfgang H. 2 Ibáñez, Raúl 2 Ibort, Alberto 2 Kim, Dohyung 2 Kinlaw, Paul A. 2 Lafuente, Javier 2 Limonchenko, Ivan Yur’evich 2 Macias-Virgós, Enrique 2 Marzantowicz, Wacław 2 Mathew, Akhil 2 Mukerjee, Himadri Kumar 2 Munson, Brian A. 2 Nariman, Sam 2 Naumann, Niko 2 Noel, Justin 2 Paul, Amit Kumar 2 Pavešić, Petar 2 Pelayo, Alvaro 2 Pereira-Sáez, María José 2 Quintero, Antonio 2 Sakai, Michihiro 2 Sawai, Hiroshi 2 Scherer, Jérôme 2 Tanré, Daniel 2 Weinberger, Shmuel 2 Ziegler, Günter Matthias 1 Abouzaid, Mohammed 1 Albers, Peter 1 Allday, Christopher 1 Andersen, Hanne 1 Ando, Matthew 1 Angel, Aviela 1 Astey, Luis 1 Bakuradze, Malkhaz 1 Basabe, Ibai 1 Bayeh, Marzieh 1 Bazzoni, Giovanni 1 Biswas, Indranil 1 Błaszczyk, Zbigniew 1 Bolotov, Dmitry V. 1 Braverman, Maxim 1 Buhovsky, Lev 1 Buijs, Urtzi 1 Bukhshtaber, Viktor Matveevich 1 Bulteau, Guillaume 1 Bunke, Ulrich 1 Cadavid-Aguilar, Natalia 1 Calegari, Danny Matthew Cornelius 1 Cantero Morán, Federico 1 Carrasquel-Vera, José Gabriel 1 Carrasquel, J. G. 1 Carrasquel, José 1 Cavalcanti, Gil Ramos ...and 152 more Authors all top 5 Cited in 77 Serials 32 Topology and its Applications 23 Algebraic & Geometric Topology 15 Proceedings of the American Mathematical Society 10 Geometry & Topology 9 Transactions of the American Mathematical Society 7 Mathematische Zeitschrift 6 Israel Journal of Mathematics 6 Journal of Geometry and Physics 6 Geometriae Dedicata 5 Advances in Mathematics 5 Journal of Topology and Analysis 4 Journal of Mathematical Physics 4 Journal für die Reine und Angewandte Mathematik 4 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 4 Journal of Homotopy and Related Structures 3 Mathematical Proceedings of the Cambridge Philosophical Society 3 Journal of Pure and Applied Algebra 3 Differential Geometry and its Applications 3 Boletín de la Sociedad Matemática Mexicana. Third Series 3 Journal of Topology 2 Journal of Mathematical Analysis and Applications 2 Mathematical Notes 2 Applied Mathematics and Computation 2 Inventiones Mathematicae 2 Proceedings of the Edinburgh Mathematical Society. Series II 2 Mathematical and Computer Modelling 2 Forum Mathematicum 2 Geometric and Functional Analysis. GAFA 2 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 2 Bulletin of the American Mathematical Society. New Series 2 St. Petersburg Mathematical Journal 2 The New York Journal of Mathematics 2 Proceedings of the Steklov Institute of Mathematics 2 Journal of Fixed Point Theory and Applications 2 Journal of Applied and Computational Topology 1 Bulletin of the Australian Mathematical Society 1 Classical and Quantum Gravity 1 Communications in Mathematical Physics 1 Communications on Pure and Applied Mathematics 1 General Relativity and Gravitation 1 Letters in Mathematical Physics 1 Rocky Mountain Journal of Mathematics 1 Russian Mathematical Surveys 1 Beiträge zur Algebra und Geometrie 1 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 1 Acta Mathematica Vietnamica 1 Annales de l’Institut Fourier 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Commentarii Mathematici Helvetici 1 Duke Mathematical Journal 1 Fundamenta Mathematicae 1 Journal of Differential Equations 1 Mathematische Annalen 1 Proceedings of the London Mathematical Society. Third Series 1 Rendiconti del Seminario Matematico della Università di Padova 1 Transactions of the Moscow Mathematical Society 1 Discrete & Computational Geometry 1 International Journal of Mathematics 1 The Journal of Geometric Analysis 1 Annals of Physics 1 Journal of Knot Theory and its Ramifications 1 Topological Methods in Nonlinear Analysis 1 Selecta Mathematica. New Series 1 Theory and Applications of Categories 1 Izvestiya: Mathematics 1 Mathematical Physics, Analysis and Geometry 1 Journal of the European Mathematical Society (JEMS) 1 Acta Mathematica Sinica. English Series 1 Communications in Contemporary Mathematics 1 Advances in Geometry 1 Nonlinear Analysis. Real World Applications 1 Communications on Pure and Applied Analysis 1 Mediterranean Journal of Mathematics 1 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications 1 Journal of \(K\)-Theory 1 Applied General Topology 1 Complex Manifolds all top 5 Cited in 33 Fields 148 Algebraic topology (55-XX) 98 Manifolds and cell complexes (57-XX) 80 Differential geometry (53-XX) 22 Global analysis, analysis on manifolds (58-XX) 18 Algebraic geometry (14-XX) 13 Group theory and generalizations (20-XX) 13 Computer science (68-XX) 13 Relativity and gravitational theory (83-XX) 11 Partial differential equations (35-XX) 10 Dynamical systems and ergodic theory (37-XX) 9 \(K\)-theory (19-XX) 8 Convex and discrete geometry (52-XX) 7 Several complex variables and analytic spaces (32-XX) 7 General topology (54-XX) 5 Category theory; homological algebra (18-XX) 5 Mechanics of particles and systems (70-XX) 5 Quantum theory (81-XX) 4 Combinatorics (05-XX) 4 Number theory (11-XX) 4 Commutative algebra (13-XX) 4 Functions of a complex variable (30-XX) 3 Order, lattices, ordered algebraic structures (06-XX) 3 Associative rings and algebras (16-XX) 2 Topological groups, Lie groups (22-XX) 2 Fluid mechanics (76-XX) 1 Field theory and polynomials (12-XX) 1 Nonassociative rings and algebras (17-XX) 1 Measure and integration (28-XX) 1 Functional analysis (46-XX) 1 Probability theory and stochastic processes (60-XX) 1 Statistics (62-XX) 1 Optics, electromagnetic theory (78-XX) 1 Statistical mechanics, structure of matter (82-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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