Edit Profile Chimani, Markus Compute Distance To: Compute Author ID: chimani.markus Published as: Chimani, Markus External Links: MGP · Wikidata Documents Indexed: 74 Publications since 2005 all top 5 Co-Authors 1 single-authored 27 Mutzel, Petra 16 Gutwenger, Carsten 10 Hliněný, Petr 8 Klein, Karsten 5 Kandyba, Maria 5 Ljubić, Ivana 4 Derka, Martin 4 Jünger, Michael 4 Montecchiani, Fabrizio 4 Wiedera, Tilo 4 Wong, Hoi-Ming 4 Zeranski, Robert 3 Beyer, Stephan 3 Binucci, Carla 3 Didimo, Walter 3 Hungerländer, Philipp 3 Kobourov, Stephen G. 3 Spoerhase, Joachim 3 Tollis, Ioannis G. 3 Valtr, Pavel 3 Wolff, Alexander 3 Zey, Bernd 2 Biedl, Therese C. 2 Böcker, Sebastian 2 Bomze, Immanuel M. 2 Di Battista, Giuseppe 2 Felsner, Stefan 2 Frati, Fabrizio 2 Gronemann, Martin 2 Hedtke, Ivo 2 Klau, Gunnar W. 2 Klusáček, Matěj 2 Kratochvíl, Jan 2 Nöllenburg, Martin 2 Ueckerdt, Torsten 2 Weiskircher, René 2 Woste, Matthias 1 Bokal, Drago 1 Buchheim, Christoph 1 Cabello, Sergio 1 Chaplick, Steven 1 Cornelsen, Sabine 1 Da Lozzo, Giordano 1 Dahn, Christine 1 Döring, Hanna 1 Dührkop, Kai 1 Ebner, Dietmar 1 Jansen, Mathias 1 Juhnke-Kubitzke, Martina 1 Kindermann, Philipp 1 Kriege, Nils M. 1 Leanos, Jesus 1 Liotta, Giuseppe 1 Meulemans, Wouter 1 Nickel, Soeren 1 Nover, Alexander 1 Patrignani, Maurizio 1 Peltonen, Jaakko 1 Reitzner, Matthias 1 Salazar, Gelasio 1 Schmidt, Jens M. 1 Sondag, Max 1 Spönemann, Miro 1 White, W. Timothy J. 1 Wolf, Christian all top 5 Serials 7 Journal of Graph Algorithms and Applications 6 ACM Journal of Experimental Algorithmics 2 European Journal of Combinatorics 2 SIAM Journal on Discrete Mathematics 1 Discrete Mathematics 1 Journal of Combinatorial Theory. Series B 1 Advances in Applied Mathematics 1 Algorithmica 1 International Journal of Foundations of Computer Science 1 Mathematical Programming. Series A. Series B 1 Theory of Computing Systems 1 Journal of Combinatorial Optimization 1 Journal of Discrete Algorithms 1 Discrete Optimization Fields 52 Computer science (68-XX) 46 Combinatorics (05-XX) 14 Operations research, mathematical programming (90-XX) 1 Numerical analysis (65-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 49 Publications have been cited 132 times in 89 Documents Cited by ▼ Year ▼ Obtaining optimal \(k\)-cardinality trees fast. Zbl 1284.68660Chimani, Markus; Kandyba, Maria; Ljubić, Ivana; Mutzel, Petra 8 2009 An ILP-based proof system for the crossing number problem. Zbl 1397.68138Chimani, Markus; Wiedera, Tilo 7 2016 Vertex insertion approximates the crossing number of apex graphs. Zbl 1230.05267Chimani, Markus; Hliněný, Petr; Mutzel, Petra 7 2012 Advances on testing \(c\)-planarity of embedded flat clustered graphs. Zbl 1426.68204Chimani, Markus; Di Battista, Giuseppe; Frati, Fabrizio; Klein, Karsten 6 2014 Approximating the crossing number of graphs embeddable in any orientable surface. Zbl 1288.68268Hliněný, Petr; Chimani, Markus 6 2010 A new approach to exact crossing minimization. Zbl 1158.90423Chimani, Markus; Mutzel, Petra; Bomze, Immanuel 6 2008 An SDP approach to multi-level crossing minimization. Zbl 1284.90047Chimani, Markus; Hungerländer, Philipp; Jünger, Michael; Mutzel, Petra 5 2012 A tighter insertion-based approximation of the crossing number. Zbl 1332.68284Chimani, Markus; Hliněný, Petr 5 2011 A branch-and-cut approach to the crossing number problem. Zbl 1146.05017Buchheim, Christoph; Chimani, Markus; Ebner, Dietmar; Gutwenger, Carsten; Jünger, Michael; Klau, Gunnar W.; Mutzel, Petra; Weiskircher, René 5 2008 On the minimum cut of planarizations. Zbl 1291.05045Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra 5 2007 Inserting multiple edges into a planar graph. Zbl 1388.68216Chimani, Markus; Hliněný, Petr 4 2016 Orientation-based models for \(\{0,1,2\}\)-survivable network design: theory and practice. Zbl 1198.90335Chimani, Markus; Kandyba, Maria; Ljubić, Ivana; Mutzel, Petra 4 2010 Experiments on exact crossing minimization using column generation. Zbl 1196.68168Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra 4 2006 Algorithms and characterizations for 2-layer fan-planarity: from caterpillar to stegosaurus. Zbl 1358.05194Binucci, Carla; Chimani, Markus; Didimo, Walter; Gronemann, Martin; Klein, Karsten; Kratochvíl, Jan; Montecchiani, Fabrizio; Tollis, Ioannis G. 3 2017 Shrinking the search space for clustered planarity. Zbl 1377.68168Chimani, Markus; Klein, Karsten 3 2013 Advances in the planarization method: effective multiple edge insertions. Zbl 1254.05044Chimani, Markus; Gutwenger, Carsten 3 2012 Improved Steiner tree algorithms for bounded treewidth. Zbl 1349.05322Chimani, Markus; Mutzel, Petra; Zey, Bernd 3 2011 Solving two-stage stochastic Steiner tree problems by two-stage branch-and-cut. Zbl 1311.90085Bomze, Immanuel; Chimani, Markus; Jünger, Michael; Ljubić, Ivana; Mutzel, Petra; Zey, Bernd 3 2010 Non-planar core reduction of graphs. Zbl 1176.05077Chimani, Markus; Gutwenger, Carsten 3 2009 A new ILP formulation for 2-root-connected prize-collecting Steiner networks. Zbl 1151.90567Chimani, Markus; Kandyba, Maria; Mutzel, Petra 3 2007 A tighter insertion-based approximation of the crossing number. Zbl 1369.05042Chimani, Markus; Hliněný, Petr 2 2017 Placing arrows in directed graph drawings. Zbl 06687285Binucci, Carla; Chimani, Markus; Didimo, Walter; Liotta, Giuseppe; Montecchiani, Fabrizio 2 2016 Speedy colorful subtrees. Zbl 06501926White, W. Timothy J.; Beyer, Stephan; Dührkop, Kai; Chimani, Markus; Böcker, Sebastian 2 2015 Approximating spanning trees with few branches. Zbl 1328.68297Chimani, Markus; Spoerhase, Joachim 2 2015 Approximating spanning trees with few branches. Zbl 1394.68437Chimani, Markus; Spoerhase, Joachim 2 2013 How not to characterize planar-emulable graphs. Zbl 1256.05055Chimani, Markus; Derka, Martin; Hliněný, Petr; Klusáček, Matěj 2 2013 Contraction-based Steiner tree approximations in practice. Zbl 1329.68286Chimani, Markus; Woste, Matthias 2 2011 Algorithm engineering: Concepts and practice. Zbl 1214.68478Chimani, Markus; Klein, Karsten 2 2010 Inserting a vertex into a planar graph. Zbl 1421.68111Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra; Wolf, Christian 2 2009 Computing maximum c-planar subgraphs. Zbl 1213.68434Chimani, Markus; Gutwenger, Carsten; Jansen, Mathias; Klein, Karsten; Mutzel, Petra 2 2009 Maximum cut parameterized by crossing number. Zbl 1447.05194Chimani, Markus; Dahn, Christine; Juhnke-Kubitzke, Martina; Kriege, Nils M.; Mutzel, Petra; Nover, Alexander 1 2020 Computing stable Demers cartograms. Zbl 07266105Nickel, Soeren; Sondag, Max; Meulemans, Wouter; Chimani, Markus; Kobourov, Stephen; Peltonen, Jaakko; Nöllenburg, Martin 1 2019 Advances on testing C-planarity of embedded flat clustered graphs. Zbl 1415.68156Chimani, Markus; Di Battista, Giuseppe; Frati, Fabrizio; Klein, Karsten 1 2019 Planar L-drawings of directed graphs. Zbl 07027008Chaplick, Steven; Chimani, Markus; Cornelsen, Sabine; Da Lozzo, Giordano; Nöllenburg, Martin; Patrignani, Maurizio; Tollis, Ioannis G.; Wolff, Alexander 1 2018 On the maximum crossing number. Zbl 06890108Chimani, Markus; Felsner, Stefan; Kobourov, Stephen; Ueckerdt, Torsten; Valtr, Pavel; Wolff, Alexander 1 2018 On the maximum crossing number. Zbl 1377.05122Chimani, Markus; Felsner, Stefan; Kobourov, Stephen; Ueckerdt, Torsten; Valtr, Pavel; Wolff, Alexander 1 2018 Limits of greedy approximation algorithms for the maximum planar subgraph problem. Zbl 06631032Chimani, Markus; Hedtke, Ivo; Wiedera, Tilo 1 2016 Computing the stretch of an embedded graph. Zbl 1305.05050Cabello, Sergio; Chimani, Markus; Hliněný, Petr 1 2014 Crossing number additivity over edge cuts. Zbl 1285.05039Bokal, Drago; Chimani, Markus; Leaños, Jesús 1 2013 Upward planarity testing via SAT. Zbl 1377.68169Chimani, Markus; Zeranski, Robert 1 2013 Improved Steiner tree algorithms for bounded treewidth. Zbl 1257.05166Chimani, Markus; Mutzel, Petra; Zey, Bernd 1 2012 Facets in the crossing number polytope. Zbl 1228.05124Chimani, Markus 1 2011 Crossing minimization and layouts of directed hypergraphs with port constraints. Zbl 1314.68223Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra; Spönemann, Miro; Wong, Hoi-Ming 1 2011 Experiments on exact crossing minimization using column generation. Zbl 1284.05276Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra 1 2009 Approximating the crossing number of apex graphs. Zbl 1213.05050Chimani, Markus; Hliněný, Petr; Mutzel, Petra 1 2009 Strong formulations for 2-node-connected Steiner network problems. Zbl 1168.90579Chimani, Markus; Kandyba, Maria; Ljubić, Ivana; Mutzel, Petra 1 2008 Efficient extraction of multiple Kuratowski subdivisions. Zbl 1137.68474Chimani, Markus; Mutzel, Petra; Schmidt, Jens M. 1 2008 Algorithms for the hypergraph and the minor crossing number problems. Zbl 1193.05151Chimani, Markus; Gutwenger, Carsten 1 2007 Non-planar core reduction of graphs. Zbl 1171.68618Gutwenger, Carsten; Chimani, Markus 1 2006 Maximum cut parameterized by crossing number. Zbl 1447.05194Chimani, Markus; Dahn, Christine; Juhnke-Kubitzke, Martina; Kriege, Nils M.; Mutzel, Petra; Nover, Alexander 1 2020 Computing stable Demers cartograms. Zbl 07266105Nickel, Soeren; Sondag, Max; Meulemans, Wouter; Chimani, Markus; Kobourov, Stephen; Peltonen, Jaakko; Nöllenburg, Martin 1 2019 Advances on testing C-planarity of embedded flat clustered graphs. Zbl 1415.68156Chimani, Markus; Di Battista, Giuseppe; Frati, Fabrizio; Klein, Karsten 1 2019 Planar L-drawings of directed graphs. Zbl 07027008Chaplick, Steven; Chimani, Markus; Cornelsen, Sabine; Da Lozzo, Giordano; Nöllenburg, Martin; Patrignani, Maurizio; Tollis, Ioannis G.; Wolff, Alexander 1 2018 On the maximum crossing number. Zbl 06890108Chimani, Markus; Felsner, Stefan; Kobourov, Stephen; Ueckerdt, Torsten; Valtr, Pavel; Wolff, Alexander 1 2018 On the maximum crossing number. Zbl 1377.05122Chimani, Markus; Felsner, Stefan; Kobourov, Stephen; Ueckerdt, Torsten; Valtr, Pavel; Wolff, Alexander 1 2018 Algorithms and characterizations for 2-layer fan-planarity: from caterpillar to stegosaurus. Zbl 1358.05194Binucci, Carla; Chimani, Markus; Didimo, Walter; Gronemann, Martin; Klein, Karsten; Kratochvíl, Jan; Montecchiani, Fabrizio; Tollis, Ioannis G. 3 2017 A tighter insertion-based approximation of the crossing number. Zbl 1369.05042Chimani, Markus; Hliněný, Petr 2 2017 An ILP-based proof system for the crossing number problem. Zbl 1397.68138Chimani, Markus; Wiedera, Tilo 7 2016 Inserting multiple edges into a planar graph. Zbl 1388.68216Chimani, Markus; Hliněný, Petr 4 2016 Placing arrows in directed graph drawings. Zbl 06687285Binucci, Carla; Chimani, Markus; Didimo, Walter; Liotta, Giuseppe; Montecchiani, Fabrizio 2 2016 Limits of greedy approximation algorithms for the maximum planar subgraph problem. Zbl 06631032Chimani, Markus; Hedtke, Ivo; Wiedera, Tilo 1 2016 Speedy colorful subtrees. Zbl 06501926White, W. Timothy J.; Beyer, Stephan; Dührkop, Kai; Chimani, Markus; Böcker, Sebastian 2 2015 Approximating spanning trees with few branches. Zbl 1328.68297Chimani, Markus; Spoerhase, Joachim 2 2015 Advances on testing \(c\)-planarity of embedded flat clustered graphs. Zbl 1426.68204Chimani, Markus; Di Battista, Giuseppe; Frati, Fabrizio; Klein, Karsten 6 2014 Computing the stretch of an embedded graph. Zbl 1305.05050Cabello, Sergio; Chimani, Markus; Hliněný, Petr 1 2014 Shrinking the search space for clustered planarity. Zbl 1377.68168Chimani, Markus; Klein, Karsten 3 2013 Approximating spanning trees with few branches. Zbl 1394.68437Chimani, Markus; Spoerhase, Joachim 2 2013 How not to characterize planar-emulable graphs. Zbl 1256.05055Chimani, Markus; Derka, Martin; Hliněný, Petr; Klusáček, Matěj 2 2013 Crossing number additivity over edge cuts. Zbl 1285.05039Bokal, Drago; Chimani, Markus; Leaños, Jesús 1 2013 Upward planarity testing via SAT. Zbl 1377.68169Chimani, Markus; Zeranski, Robert 1 2013 Vertex insertion approximates the crossing number of apex graphs. Zbl 1230.05267Chimani, Markus; Hliněný, Petr; Mutzel, Petra 7 2012 An SDP approach to multi-level crossing minimization. Zbl 1284.90047Chimani, Markus; Hungerländer, Philipp; Jünger, Michael; Mutzel, Petra 5 2012 Advances in the planarization method: effective multiple edge insertions. Zbl 1254.05044Chimani, Markus; Gutwenger, Carsten 3 2012 Improved Steiner tree algorithms for bounded treewidth. Zbl 1257.05166Chimani, Markus; Mutzel, Petra; Zey, Bernd 1 2012 A tighter insertion-based approximation of the crossing number. Zbl 1332.68284Chimani, Markus; Hliněný, Petr 5 2011 Improved Steiner tree algorithms for bounded treewidth. Zbl 1349.05322Chimani, Markus; Mutzel, Petra; Zey, Bernd 3 2011 Contraction-based Steiner tree approximations in practice. Zbl 1329.68286Chimani, Markus; Woste, Matthias 2 2011 Facets in the crossing number polytope. Zbl 1228.05124Chimani, Markus 1 2011 Crossing minimization and layouts of directed hypergraphs with port constraints. Zbl 1314.68223Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra; Spönemann, Miro; Wong, Hoi-Ming 1 2011 Approximating the crossing number of graphs embeddable in any orientable surface. Zbl 1288.68268Hliněný, Petr; Chimani, Markus 6 2010 Orientation-based models for \(\{0,1,2\}\)-survivable network design: theory and practice. Zbl 1198.90335Chimani, Markus; Kandyba, Maria; Ljubić, Ivana; Mutzel, Petra 4 2010 Solving two-stage stochastic Steiner tree problems by two-stage branch-and-cut. Zbl 1311.90085Bomze, Immanuel; Chimani, Markus; Jünger, Michael; Ljubić, Ivana; Mutzel, Petra; Zey, Bernd 3 2010 Algorithm engineering: Concepts and practice. Zbl 1214.68478Chimani, Markus; Klein, Karsten 2 2010 Obtaining optimal \(k\)-cardinality trees fast. Zbl 1284.68660Chimani, Markus; Kandyba, Maria; Ljubić, Ivana; Mutzel, Petra 8 2009 Non-planar core reduction of graphs. Zbl 1176.05077Chimani, Markus; Gutwenger, Carsten 3 2009 Inserting a vertex into a planar graph. Zbl 1421.68111Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra; Wolf, Christian 2 2009 Computing maximum c-planar subgraphs. Zbl 1213.68434Chimani, Markus; Gutwenger, Carsten; Jansen, Mathias; Klein, Karsten; Mutzel, Petra 2 2009 Experiments on exact crossing minimization using column generation. Zbl 1284.05276Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra 1 2009 Approximating the crossing number of apex graphs. Zbl 1213.05050Chimani, Markus; Hliněný, Petr; Mutzel, Petra 1 2009 A new approach to exact crossing minimization. Zbl 1158.90423Chimani, Markus; Mutzel, Petra; Bomze, Immanuel 6 2008 A branch-and-cut approach to the crossing number problem. Zbl 1146.05017Buchheim, Christoph; Chimani, Markus; Ebner, Dietmar; Gutwenger, Carsten; Jünger, Michael; Klau, Gunnar W.; Mutzel, Petra; Weiskircher, René 5 2008 Strong formulations for 2-node-connected Steiner network problems. Zbl 1168.90579Chimani, Markus; Kandyba, Maria; Ljubić, Ivana; Mutzel, Petra 1 2008 Efficient extraction of multiple Kuratowski subdivisions. Zbl 1137.68474Chimani, Markus; Mutzel, Petra; Schmidt, Jens M. 1 2008 On the minimum cut of planarizations. Zbl 1291.05045Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra 5 2007 A new ILP formulation for 2-root-connected prize-collecting Steiner networks. Zbl 1151.90567Chimani, Markus; Kandyba, Maria; Mutzel, Petra 3 2007 Algorithms for the hypergraph and the minor crossing number problems. Zbl 1193.05151Chimani, Markus; Gutwenger, Carsten 1 2007 Experiments on exact crossing minimization using column generation. Zbl 1196.68168Chimani, Markus; Gutwenger, Carsten; Mutzel, Petra 4 2006 Non-planar core reduction of graphs. Zbl 1171.68618Gutwenger, Carsten; Chimani, Markus 1 2006 all cited Publications top 5 cited Publications all top 5 Cited by 170 Authors 16 Chimani, Markus 11 Mutzel, Petra 6 Hliněný, Petr 5 Angelini, Patrizio 5 Da Lozzo, Giordano 5 Di Battista, Giuseppe 5 Ljubić, Ivana 4 Bokal, Drago 4 Della Croce, Federico 4 Frati, Fabrizio 4 Fulek, Radoslav 4 Gutwenger, Carsten 4 Leitner, Markus 4 Scatamacchia, Rosario 3 Bekos, Michael A. 3 Derka, Martin 3 Didimo, Walter 3 Liotta, Giuseppe 3 Patrignani, Maurizio 2 Biedl, Therese C. 2 Binucci, Carla 2 Clancy, Kieran 2 Deville, Yves 2 Fertin, Guillaume 2 Fradin, Julien 2 Haythorpe, Michael 2 Jean, Géraldine 2 Jünger, Michael 2 Kindermann, Philipp 2 Klein, Karsten 2 Kriege, Nils M. 2 Leanos, Jesus 2 Luipersbeck, Martin 2 Montecchiani, Fabrizio 2 Newcombe, Alex 2 Pferschy, Ulrich 2 Pham, Quang Dung 2 Raidl, Günther R. 2 Rendl, Franz 2 Rutter, Ignaz 2 Salazar, Gelasio 2 Sallaberry, Arnaud 2 Schneck, Thomas 2 Simonetti, Luidi G. 2 Sinnl, Markus 1 Alemany-Puig, Lluís 1 Álvarez-Miranda, Eduardo 1 Bennett, Patrick 1 Beyer, Stephan 1 Bläsius, Thomas 1 Bodlaender, Hans L. 1 Bonsma, Paul S. 1 Borradaile, Glencora 1 Bračič, Mojca 1 Brandenburg, Franz-Josef 1 Brandes, Ulrik 1 Buchheim, Christoph 1 Chechik, Shiri 1 Chekuri, Chandra S. 1 Chen, Fati 1 Chen, Si 1 Chwatal, Andreas M. 1 Cohen, Din 1 Cornelsen, Sabine 1 Crampton, Jason 1 Dahn, Christine 1 de Souza, Cid Carvalho 1 Debiasio, Louis 1 Demaine, Erik D. 1 Derňár, Marek 1 Di Bartolomeo, Marco 1 Di Donato, Valentino 1 Djidjev, Hristo Nicolov 1 Dong, Fengming 1 Ebner, Dietmar 1 English, Sean 1 Eppstein, David Arthur 1 Fafianie, Stefan 1 Fan, Neng 1 Ferrer i Cancho, Ramon 1 Festa, Paola 1 Frota, Yuri A. 1 Gagarin, Andrei 1 Gleixner, Ambros M. 1 Gouveia, Luis 1 Gronemann, Martin 1 Gutin, Gregory Z. 1 Hoffmann, Michael H. W. 1 Hungerländer, Philipp 1 Johnson, Matthew P. 1 Jones, Michael E. 1 Jordán, Tibor 1 Joyce-Moniz, Martim 1 Kandyba, Maria 1 Kaufmann, Michael 1 Kaufmann, Michael A. 1 Klau, Gunnar W. 1 Klešč, Marián 1 Knauer, Martin 1 Kobayashi, Yasuaki ...and 70 more Authors all top 5 Cited in 34 Serials 8 Algorithmica 6 Theoretical Computer Science 5 Computational Optimization and Applications 4 European Journal of Combinatorics 4 Journal of Combinatorial Optimization 3 Discrete Applied Mathematics 3 Journal of Graph Algorithms and Applications 2 Discrete Mathematics 2 Journal of Combinatorial Theory. Series B 2 Discrete & Computational Geometry 2 Computers & Operations Research 2 Computational Geometry 2 International Journal of Foundations of Computer Science 2 European Journal of Operational Research 2 Mathematical Programming. Series A. Series B 2 The Electronic Journal of Combinatorics 2 Constraints 2 Journal of Discrete Algorithms 1 Bulletin of the Australian Mathematical Society 1 Applied Mathematics and Computation 1 Networks 1 SIAM Journal on Computing 1 Advances in Applied Mathematics 1 SIAM Journal on Discrete Mathematics 1 The Australasian Journal of Combinatorics 1 Discussiones Mathematicae. Graph Theory 1 INFORMS Journal on Computing 1 Journal of Scheduling 1 4OR 1 Computational Management Science 1 Journal of Statistical Mechanics: Theory and Experiment 1 Discrete Optimization 1 Ars Mathematica Contemporanea 1 Advances in Operations Research all top 5 Cited in 7 Fields 52 Combinatorics (05-XX) 39 Computer science (68-XX) 33 Operations research, mathematical programming (90-XX) 1 Manifolds and cell complexes (57-XX) 1 Numerical analysis (65-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Information and communication theory, circuits (94-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. Updates and corrections should be made in Wikidata.