MFCS 2019 August 26-30, 2019, Aachen, Germany

44th International Symposium on Mathematical Foundations of Computer Science (MFCS 2019)



Peter Rossmanith and Pinar Heggernes and Joost-Pieter Katoen (Eds.)
ISBN 978-3-95977-117-7, LIPICS Vol. 138 ISSN 1868-8969
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Authors
  • Abdulaziz, Mohammad
  • Agrawal, Akanksha
  • Aichinger, Erhard
  • Aubrun, Nathalie
  • Avni, Guy
  • Bampis, Evripidis
  • Barbieri, Sebastián
  • Baswana, Surender
  • Bell, Paul C.
  • Berkholz, Christoph
  • Bessy, Stéphane
  • Bienkowski, Marcin
  • Bille, Philip
  • Böker, Jan
  • Bonamy, Marthe
  • Boreale, Michele
  • Bose, Sougata
  • Bougeret, Marin
  • Bournez, Olivier
  • Bousquet, Nicolas
  • Bouyer, Patricia
  • Bulatov, Andrei A.
  • Burjons, Elisabet
  • Byrka, Jaroslaw
  • Carette, Titouan
  • Carlson, Charles
  • Cervený, Radovan
  • Chakraborty, Sankardeep
  • Chandrasekaran, Karthekeyan
  • Chang, Hsien-Chih
  • Chen, Ke
  • Chen, Yijia
  • Chepoi, Victor
  • Chrobak, Marek
  • Clairambault, Pierre
  • Clifford, Raphaël
  • Coester, Christian
  • Conte, Alessio
  • Czerwinski, Wojciech
  • Danielski, Daniel
  • Day, Joel D.
  • de Lima, Murilo Santos
  • Dennunzio, Alberto
  • Dörfler, Julian
  • Dose, Titus
  • Droste, Manfred
  • Dumitrescu, Adrian
  • Durand, Arnaud
  • Eiben, Eduard
  • Einarson, Carl
  • Enright, Jessica
  • Escoffier, Bruno
  • Fernau, Henning
  • Figueira, Diego
  • Fluck, Eva
  • Formenti, Enrico
  • Frei, Fabian
  • Galby, Esther
  • Galesi, Nicola
  • Ganian, Robert
  • Ganty, Pierre
  • Gao, Ziyuan
  • Garlík, Michal
  • Gaspers, Serge
  • Gastin, Paul
  • Gawrychowski, Pawel
  • Gørtz, Inge Li
  • Grädel, Erich
  • Grinberg, Darij
  • Grohe, Martin
  • Grossi, Roberto
  • Gupta, Nikhil
  • Gupta, Shiv
  • Gusev, Vladimir V.
  • Gutiérrez, Elena
  • Haak, Anselm
  • Hagerup, Torben
  • Halldórsson, Magnús M.
  • Hamm, Thekla
  • Hatanaka, Tatsuhiko
  • Haviv, Ishay
  • Heggernes, Pinar
  • Heinrich, Marc
  • Hemaspaandra, Edith
  • Henzinger, Thomas A.
  • Hirvensalo, Mika
  • Hoffmann, Stefan
  • Holzer, Markus
  • Horsman, Dominic
  • Hoyrup, Mathieu
  • Ito, Takehiro
  • Itsykson, Dmitry
  • Jaffke, Lars
  • Jain, Pallavi
  • Jain, Sanjay
  • Jez, Lukasz
  • Kakimura, Naonori
  • Kanesh, Lawqueen
  • Kanté, Mamadou Moustapha
  • Katoen, Joost-Pieter
  • Kavitha, Telikepalli
  • Kazeminia, Amirhossein
  • Khoussainov, Bakhadyr
  • Kiefer, Sandra
  • Kiefer, Stefan
  • Kieronski, Emanuel
  • Knop, Dusan
  • Kobayashi, Yusuke
  • Kociumaka, Tomasz
  • Koechlin, Florent
  • Kolla, Alexandra
  • Komm, Dennis
  • Konrad, Christian
  • Konstantinidis, Athanasios L.
  • Kontinen, Juha
  • Kortsarz, Guy
  • Koutsoupias, Elias
  • Krishna, Shankara Narayanan
  • Krithika, R.
  • Kwon, O-joung
  • Labourel, Arnaud
  • Lagerkvist, Victor
  • Lasota, Slawomir
  • Le, Hoang-Oanh
  • Leroux, Jérôme
  • Le, Van Bang
  • Lhote, Nathan
  • Lima, Paloma T.
  • Li, Ray
  • Liu, Hsiang-Hsuan
  • Li, Wei
  • Löding, Christof
  • Lohrey, Markus
  • Lokshtanov, Daniel
  • Lopez, Théodore
  • Madathil, Jayakrishnan
  • Manea, Florin
  • Margara, Luciano
  • Marino, Andrea
  • Martin, Barnaby
  • Martin, Daniel P.
  • Mary, Arnaud
  • Masarík, Tomás
  • Meeks, Kitty
  • Mehlhorn, Kurt
  • Melnikov, Alexander
  • Mertzios, George B.
  • Michielini, Vincent
  • Mizuta, Haruka
  • Monmege, Benjamin
  • Moutot, Etienne
  • Mühlenthaler, Moritz
  • Müller, Fabian
  • Mulzer, Wolfgang
  • Murawski, Andrzej S.
  • Muscholl, Anca
  • Neuen, Daniel
  • Nicaud, Cyril
  • Nipkow, Tobias
  • Nordh, Gustav
  • Nowotka, Dirk
  • Nutov, Zeev
  • Padmanabha, Anantha
  • Papadopoulos, Charis
  • Parys, Pawel
  • Paulusma, Daniël
  • Penelle, Vincent
  • Perdrix, Simon
  • Piórkowski, Radoslaw
  • Potapov, Igor
  • Pratt-Hartmann, Ian
  • Puppis, Gabriele
  • Ramanathan, Varun
  • Ramanujam, R.
  • Ramya, C.
  • Rao, B. V. Raghavendra
  • Ratel, Sébastien
  • Rattan, Gaurav
  • Reidl, Felix
  • Riazanov, Artur
  • Ries, Bernard
  • Rossmanith, Peter
  • Roth, Marc
  • Rotondo, Pablo
  • Sadakane, Kunihiko
  • Saha, Chandan
  • Sahu, Abhishek
  • Saurabh, Saket
  • Schalthöfer, Svenja
  • Schmitt, Johannes
  • Schweikardt, Nicole
  • Seidel, Karen
  • Semukhin, Pavel
  • Shalom, Eli
  • Sharma, Roohani
  • Silva, Alexandra
  • Skrzypczak, Michal
  • Smith, Siani
  • Sofronova, Anastasia
  • Stephan, Frank
  • Stull, Donald M.
  • Suchý, Ondrej
  • Talbot, Jean-Marc
  • Teiller, Alexandre
  • Tendera, Lidia
  • Thiebaut, Jocelyn
  • Thomasset, Nathan
  • Tóth, Csaba D.
  • Toufar, Tomás
  • Tulsyan, Ayush
  • Uno, Takeaki
  • Uznanski, Przemyslaw
  • Valero, Pedro
  • Volkov, Mikhail V.
  • Vollmer, Heribert
  • Wasa, Kunihiro
  • Wehner, David
  • Weil, Pascal
  • Weiß, Armin
  • Wellnitz, Philip
  • Widdershoven, Cas
  • Wolf, Petra
  • Yang, Fan
  • Zamaraev, Viktor
  • Zehavi, Meirav
  • Zhou, Xiao
  • Zikelic, Dorde
  • Zivný, Stanislav

  •   
    Front Matter, Table of Contents, Preface, Conference Organization
    Authors: Rossmanith, Peter ; Heggernes, Pinar ; Katoen, Joost-Pieter

    Abstract | Document (334 KB) | BibTeX

    Trustworthy Graph Algorithms (Invited Talk)
    Authors: Abdulaziz, Mohammad ; Mehlhorn, Kurt ; Nipkow, Tobias

    Abstract | Document (594 KB) | BibTeX

    Guarded Kleene Algebra with Tests: Verification of Uninterpreted Programs in Nearly Linear Time (Invited Talk)
    Authors: Silva, Alexandra

    Abstract | Document (160 KB) | BibTeX

    Picking Random Vertices (Invited Talk)
    Authors: Lokshtanov, Daniel

    Abstract | Document (165 KB) | BibTeX

    Popular Matchings: Good, Bad, and Mixed (Invited Talk)
    Authors: Kavitha, Telikepalli

    Abstract | Document (193 KB) | BibTeX

    Petri Net Reachability Problem (Invited Talk)
    Authors: Leroux, Jérôme

    Abstract | Document (253 KB) | BibTeX

    An Improved Online Algorithm for the Traveling Repairperson Problem on a Line
    Authors: Bienkowski, Marcin ; Liu, Hsiang-Hsuan

    Abstract | Document (408 KB) | BibTeX

    Query-Competitive Sorting with Uncertainty
    Authors: Halldórsson, Magnús M. ; de Lima, Murilo Santos

    Abstract | Document (528 KB) | BibTeX

    Better Bounds for Online Line Chasing
    Authors: Bienkowski, Marcin ; Byrka, Jaroslaw ; Chrobak, Marek ; Coester, Christian ; Jez, Lukasz ; Koutsoupias, Elias

    Abstract | Document (530 KB) | BibTeX

    Nash Equilibria in Games over Graphs Equipped with a Communication Mechanism
    Authors: Bouyer, Patricia ; Thomasset, Nathan

    Abstract | Document (552 KB) | BibTeX

    Parity Games: Zielonka's Algorithm in Quasi-Polynomial Time
    Authors: Parys, Pawel

    Abstract | Document (439 KB) | BibTeX

    Bidding Mechanisms in Graph Games
    Authors: Avni, Guy ; Henzinger, Thomas A. ; Zikelic, Dorde

    Abstract | Document (541 KB) | BibTeX

    Cluster Deletion on Interval Graphs and Split Related Graphs
    Authors: Konstantinidis, Athanasios L. ; Papadopoulos, Charis

    Abstract | Document (700 KB) | BibTeX

    Constrained Representations of Map Graphs and Half-Squares
    Authors: Le, Hoang-Oanh ; Le, Van Bang

    Abstract | Document (532 KB) | BibTeX

    Colouring H-Free Graphs of Bounded Diameter
    Authors: Martin, Barnaby ; Paulusma, Daniël ; Smith, Siani

    Abstract | Document (508 KB) | BibTeX

    Distance Labeling Schemes for Cube-Free Median Graphs
    Authors: Chepoi, Victor ; Labourel, Arnaud ; Ratel, Sébastien

    Abstract | Document (588 KB) | BibTeX

    One-Dimensional Guarded Fragments
    Authors: Kieronski, Emanuel

    Abstract | Document (502 KB) | BibTeX

    Finite Satisfiability of Unary Negation Fragment with Transitivity
    Authors: Danielski, Daniel ; Kieronski, Emanuel

    Abstract | Document (532 KB) | BibTeX

    The Fluted Fragment with Transitivity
    Authors: Pratt-Hartmann, Ian ; Tendera, Lidia

    Abstract | Document (717 KB) | BibTeX

    Counting of Teams in First-Order Team Logics
    Authors: Haak, Anselm ; Kontinen, Juha ; Müller, Fabian ; Vollmer, Heribert ; Yang, Fan

    Abstract | Document (510 KB) | BibTeX

    Approximating Activation Edge-Cover and Facility Location Problems
    Authors: Nutov, Zeev ; Kortsarz, Guy ; Shalom, Eli

    Abstract | Document (627 KB) | BibTeX

    Distributed Minimum Vertex Coloring and Maximum Independent Set in Chordal Graphs
    Authors: Konrad, Christian ; Zamaraev, Viktor

    Abstract | Document (642 KB) | BibTeX

    Multistage Knapsack
    Authors: Bampis, Evripidis ; Escoffier, Bruno ; Teiller, Alexandre

    Abstract | Document (544 KB) | BibTeX

    Recursion Schemes, Discrete Differential Equations and Characterization of Polynomial Time Computations
    Authors: Bournez, Olivier ; Durand, Arnaud

    Abstract | Document (507 KB) | BibTeX

    On the Coalgebra of Partial Differential Equations
    Authors: Boreale, Michele

    Abstract | Document (492 KB) | BibTeX

    Random Subgroups of Rationals
    Authors: Gao, Ziyuan ; Jain, Sanjay ; Khoussainov, Bakhadyr ; Li, Wei ; Melnikov, Alexander ; Seidel, Karen ; Stephan, Frank

    Abstract | Document (493 KB) | BibTeX

    Counting Induced Subgraphs: An Algebraic Approach to #W[1]-hardness
    Authors: Dörfler, Julian ; Roth, Marc ; Schmitt, Johannes ; Wellnitz, Philip

    Abstract | Document (494 KB) | BibTeX

    Packing Arc-Disjoint Cycles in Tournaments
    Authors: Bessy, Stéphane ; Bougeret, Marin ; Krithika, R. ; Sahu, Abhishek ; Saurabh, Saket ; Thiebaut, Jocelyn ; Zehavi, Meirav

    Abstract | Document (567 KB) | BibTeX

    A Sub-Exponential FPT Algorithm and a Polynomial Kernel for Minimum Directed Bisection on Semicomplete Digraphs
    Authors: Madathil, Jayakrishnan ; Sharma, Roohani ; Zehavi, Meirav

    Abstract | Document (604 KB) | BibTeX

    The Quantifier Alternation Hierarchy of Synchronous Relations
    Authors: Figueira, Diego ; Ramanathan, Varun ; Weil, Pascal

    Abstract | Document (739 KB) | BibTeX

    Two variable fragment of Term Modal Logic
    Authors: Padmanabha, Anantha ; Ramanujam, R.

    Abstract | Document (1,485 KB) | BibTeX

    Choiceless Logarithmic Space
    Authors: Grädel, Erich ; Schalthöfer, Svenja

    Abstract | Document (524 KB) | BibTeX

    Faster FPT Algorithm for 5-Path Vertex Cover
    Authors: Cervený, Radovan ; Suchý, Ondrej

    Abstract | Document (479 KB) | BibTeX

    Parameterized Complexity of Fair Vertex Evaluation Problems
    Authors: Knop, Dusan ; Masarík, Tomás ; Toufar, Tomás

    Abstract | Document (575 KB) | BibTeX

    A Complexity Dichotomy for Critical Values of the b-Chromatic Number of Graphs
    Authors: Jaffke, Lars ; Lima, Paloma T.

    Abstract | Document (652 KB) | BibTeX

    Parameterized Complexity of Conflict-Free Matchings and Paths
    Authors: Agrawal, Akanksha ; Jain, Pallavi ; Kanesh, Lawqueen ; Saurabh, Saket

    Abstract | Document (643 KB) | BibTeX

    On the Strength of Uniqueness Quantification in Primitive Positive Formulas
    Authors: Lagerkvist, Victor ; Nordh, Gustav

    Abstract | Document (564 KB) | BibTeX

    Resolution Lower Bounds for Refutation Statements
    Authors: Garlík, Michal

    Abstract | Document (461 KB) | BibTeX

    Tangles and Single Linkage Hierarchical Clustering
    Authors: Fluck, Eva

    Abstract | Document (457 KB) | BibTeX

    Approximating the Orthogonality Dimension of Graphs and Hypergraphs
    Authors: Haviv, Ishay

    Abstract | Document (499 KB) | BibTeX

    Domination Above r-Independence: Does Sparseness Help?
    Authors: Einarson, Carl ; Reidl, Felix

    Abstract | Document (584 KB) | BibTeX

    Reducing the Domination Number of Graphs via Edge Contractions
    Authors: Galby, Esther ; Lima, Paloma T. ; Ries, Bernard

    Abstract | Document (509 KB) | BibTeX

    Measuring what Matters: A Hybrid Approach to Dynamic Programming with Treewidth
    Authors: Eiben, Eduard ; Ganian, Robert ; Hamm, Thekla ; Kwon, O-joung

    Abstract | Document (597 KB) | BibTeX

    The Power Word Problem
    Authors: Lohrey, Markus ; Weiß, Armin

    Abstract | Document (539 KB) | BibTeX

    Upper Bounds on the Length of Minimal Solutions to Certain Quadratic Word Equations
    Authors: Day, Joel D. ; Manea, Florin ; Nowotka, Dirk

    Abstract | Document (516 KB) | BibTeX

    The Power of the Weisfeiler-Leman Algorithm to Decompose Graphs
    Authors: Kiefer, Sandra ; Neuen, Daniel

    Abstract | Document (495 KB) | BibTeX

    The Domino Problem is Undecidable on Surface Groups
    Authors: Aubrun, Nathalie ; Barbieri, Sebastián ; Moutot, Etienne

    Abstract | Document (604 KB) | BibTeX

    P-Optimal Proof Systems for Each NP-Set but no Complete Disjoint NP-Pairs Relative to an Oracle
    Authors: Dose, Titus

    Abstract | Document (492 KB) | BibTeX

    Semicomputable Points in Euclidean Spaces
    Authors: Hoyrup, Mathieu ; Stull, Donald M.

    Abstract | Document (469 KB) | BibTeX

    Bounded-Depth Frege Complexity of Tseitin Formulas for All Graphs
    Authors: Galesi, Nicola ; Itsykson, Dmitry ; Riazanov, Artur ; Sofronova, Anastasia

    Abstract | Document (550 KB) | BibTeX

    On the Expressivity of Linear Recursion Schemes
    Authors: Clairambault, Pierre ; Murawski, Andrzej S.

    Abstract | Document (694 KB) | BibTeX

    Uniform Random Expressions Lack Expressivity
    Authors: Koechlin, Florent ; Nicaud, Cyril ; Rotondo, Pablo

    Abstract | Document (570 KB) | BibTeX

    Lower Bounds for Multilinear Order-Restricted ABPs
    Authors: Ramya, C. ; Rao, B. V. Raghavendra

    Abstract | Document (583 KB) | BibTeX

    On the Symmetries of and Equivalence Test for Design Polynomials
    Authors: Gupta, Nikhil ; Saha, Chandan

    Abstract | Document (599 KB) | BibTeX

    The Complexity of Homomorphism Indistinguishability
    Authors: Böker, Jan ; Chen, Yijia ; Grohe, Martin ; Rattan, Gaurav

    Abstract | Document (528 KB) | BibTeX

    SZX-Calculus: Scalable Graphical Quantum Reasoning
    Authors: Carette, Titouan ; Horsman, Dominic ; Perdrix, Simon

    Abstract | Document (670 KB) | BibTeX

    On the Stretch Factor of Polygonal Chains
    Authors: Chen, Ke ; Dumitrescu, Adrian ; Mulzer, Wolfgang ; Tóth, Csaba D.

    Abstract | Document (505 KB) | BibTeX

    Deleting Edges to Restrict the Size of an Epidemic in Temporal Networks
    Authors: Enright, Jessica ; Meeks, Kitty ; Mertzios, George B. ; Zamaraev, Viktor

    Abstract | Document (523 KB) | BibTeX

    Constant Delay Enumeration with FPT-Preprocessing for Conjunctive Queries of Bounded Submodular Width
    Authors: Berkholz, Christoph ; Schweikardt, Nicole

    Abstract | Document (588 KB) | BibTeX

    Counting Homomorphisms Modulo a Prime Number
    Authors: Kazeminia, Amirhossein ; Bulatov, Andrei A.

    Abstract | Document (585 KB) | BibTeX

    Approximate Counting CSP Seen from the Other Side
    Authors: Bulatov, Andrei A. ; Zivný, Stanislav

    Abstract | Document (535 KB) | BibTeX

    Uniformisation Gives the Full Strength of Regular Languages
    Authors: Lhote, Nathan ; Michielini, Vincent ; Skrzypczak, Michal

    Abstract | Document (515 KB) | BibTeX

    New Pumping Technique for 2-Dimensional VASS
    Authors: Czerwinski, Wojciech ; Lasota, Slawomir ; Löding, Christof ; Piórkowski, Radoslaw

    Abstract | Document (509 KB) | BibTeX

    Computational Complexity of Synchronization under Regular Constraints
    Authors: Fernau, Henning ; Gusev, Vladimir V. ; Hoffmann, Stefan ; Holzer, Markus ; Volkov, Mikhail V. ; Wolf, Petra

    Abstract | Document (569 KB) | BibTeX

    A Constant-Time Colored Choice Dictionary with Almost Robust Iteration
    Authors: Hagerup, Torben

    Abstract | Document (497 KB) | BibTeX

    Fault Tolerant and Fully Dynamic DFS in Undirected Graphs: Simple Yet Efficient
    Authors: Baswana, Surender ; Gupta, Shiv ; Tulsyan, Ayush

    Abstract | Document (558 KB) | BibTeX

    RLE Edit Distance in Near Optimal Time
    Authors: Clifford, Raphaël ; Gawrychowski, Pawel ; Kociumaka, Tomasz ; Martin, Daniel P. ; Uznanski, Przemyslaw

    Abstract | Document (555 KB) | BibTeX

    Indexing Graph Search Trees and Applications
    Authors: Chakraborty, Sankardeep ; Sadakane, Kunihiko

    Abstract | Document (451 KB) | BibTeX

    Additive Cellular Automata Over Finite Abelian Groups: Topological and Measure Theoretic Properties
    Authors: Dennunzio, Alberto ; Formenti, Enrico ; Grinberg, Darij ; Margara, Luciano

    Abstract | Document (509 KB) | BibTeX

    On Synthesis of Resynchronizers for Transducers
    Authors: Bose, Sougata ; Krishna, Shankara Narayanan ; Muscholl, Anca ; Penelle, Vincent ; Puppis, Gabriele

    Abstract | Document (600 KB) | BibTeX

    Acceptance Ambiguity for Quantum Automata
    Authors: Bell, Paul C. ; Hirvensalo, Mika

    Abstract | Document (488 KB) | BibTeX

    From Regular Expression Matching to Parsing
    Authors: Bille, Philip ; Gørtz, Inge Li

    Abstract | Document (1,220 KB) | BibTeX

    Solving Systems of Equations in Supernilpotent Algebras
    Authors: Aichinger, Erhard

    Abstract | Document (560 KB) | BibTeX

    Listing Induced Steiner Subgraphs as a Compact Way to Discover Steiner Trees in Graphs
    Authors: Conte, Alessio ; Grossi, Roberto ; Kanté, Mamadou Moustapha ; Marino, Andrea ; Uno, Takeaki ; Wasa, Kunihiro

    Abstract | Document (604 KB) | BibTeX

    Enumeration of Preferred Extensions in Almost Oriented Digraphs
    Authors: Gaspers, Serge ; Li, Ray

    Abstract | Document (547 KB) | BibTeX

    Determinisation of Finitely-Ambiguous Copyless Cost Register Automata
    Authors: Lopez, Théodore ; Monmege, Benjamin ; Talbot, Jean-Marc

    Abstract | Document (503 KB) | BibTeX

    Aperiodic Weighted Automata and Weighted First-Order Logic
    Authors: Droste, Manfred ; Gastin, Paul

    Abstract | Document (498 KB) | BibTeX

    A Congruence-based Perspective on Automata Minimization Algorithms
    Authors: Ganty, Pierre ; Gutiérrez, Elena ; Valero, Pedro

    Abstract | Document (540 KB) | BibTeX

    Finding Optimal Solutions With Neighborly Help
    Authors: Burjons, Elisabet ; Frei, Fabian ; Hemaspaandra, Edith ; Komm, Dennis ; Wehner, David

    Abstract | Document (446 KB) | BibTeX

    Reconfiguration of Minimum Steiner Trees via Vertex Exchanges
    Authors: Mizuta, Haruka ; Hatanaka, Tatsuhiko ; Ito, Takehiro ; Zhou, Xiao

    Abstract | Document (511 KB) | BibTeX

    The Perfect Matching Reconfiguration Problem
    Authors: Bonamy, Marthe ; Bousquet, Nicolas ; Heinrich, Marc ; Ito, Takehiro ; Kobayashi, Yusuke ; Mary, Arnaud ; Mühlenthaler, Moritz ; Wasa, Kunihiro

    Abstract | Document (1,086 KB) | BibTeX

    Spectral Aspects of Symmetric Matrix Signings
    Authors: Carlson, Charles ; Chandrasekaran, Karthekeyan ; Chang, Hsien-Chih ; Kakimura, Naonori ; Kolla, Alexandra

    Abstract | Document (546 KB) | BibTeX

    Efficient Analysis of Unambiguous Automata Using Matrix Semigroup Techniques
    Authors: Kiefer, Stefan ; Widdershoven, Cas

    Abstract | Document (481 KB) | BibTeX

    On the Mortality Problem: From Multiplicative Matrix Equations to Linear Recurrence Sequences and Beyond
    Authors: Bell, Paul C. ; Potapov, Igor ; Semukhin, Pavel

    Abstract | Document (544 KB) | BibTeX

      




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