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Gregory Gutin: [Publications] [Author Rank by year] [Co-authors] [Prefers] [Cites] [Cited by]

Publications of Author

  1. Gregory Gutin, Arash Rafiey, Anders Yeo, Michael Tso
    Level of Repair Analysis and Minimum Cost Homomorphisms of Graphs. [Citation Graph (0, 0)][DBLP]
    AAIM, 2005, pp:427-439 [Conf]
  2. Jørgen Bang-Jensen, Gregory Gutin, Anders Yeo
    Finding Cheapest Cycles in Vertex-weighted Quasi-transitive and Extended Semicomplete Digraphs. [Citation Graph (0, 0)][DBLP]
    ACiD, 2005, pp:81-94 [Conf]
  3. Gregory Gutin, Tommy R. Jensen, Anders Yeo
    Optimal On-Line Bin Packing with Two Item Sizes. [Citation Graph (0, 0)][DBLP]
    ACiD, 2005, pp:95-103 [Conf]
  4. Gregory Gutin, Arash Rafiey, Stefan Szeider, Anders Yeo
    The Linear Arrangement Problem Parameterized Above Guaranteed Value. [Citation Graph (0, 0)][DBLP]
    CIAC, 2006, pp:356-367 [Conf]
  5. Gregory Gutin, Stefan Szeider, Anders Yeo
    Fixed-Parameter Complexity of Minimum Profile Problems. [Citation Graph (0, 0)][DBLP]
    IWPEC, 2006, pp:60-71 [Conf]
  6. Fred Glover, Gregory Gutin, Anders Yeo, Alexey Zverovich
    Construction Heuristics and Domination Analysis for the Asymmetric TSP. [Citation Graph (0, 0)][DBLP]
    Algorithm Engineering, 1999, pp:85-94 [Conf]
  7. Gregory Gutin, Boris Goldengorin, Jing Huang
    Worst Case Analysis of Max-Regret, Greedy and Other Heuristics for Multidimensional Assignment and Traveling Salesman Problems. [Citation Graph (0, 0)][DBLP]
    WAOA, 2006, pp:214-225 [Conf]
  8. Gregory Gutin
    Connected (g, f)-factors and supereulerian digraphs. [Citation Graph (0, 0)][DBLP]
    Ars Comb., 1999, v:54, n:, pp:- [Journal]
  9. Gregory Gutin
    Exponential neighbourhood local search for the traveling salesman problem. [Citation Graph (0, 0)][DBLP]
    Computers & OR, 1999, v:26, n:4, pp:313-320 [Journal]
  10. Gregory Gutin, Anders Yeo
    Small diameter neighbourhood graphs for the traveling salesman problem: at most four moves from tour to tour. [Citation Graph (0, 0)][DBLP]
    Computers & OR, 1999, v:26, n:4, pp:321-327 [Journal]
  11. Jørgen Bang-Jensen, Gregory Gutin, Anders Yeo
    Hamiltonian Cycles Avoiding Prescribed Arcs in Tournaments. [Citation Graph (0, 0)][DBLP]
    Combinatorics, Probability & Computing, 1997, v:6, n:3, pp:255-261 [Journal]
  12. Jørgen Bang-Jensen, Gregory Gutin
    On the Complexity of Hamiltonian Path and Cycle Problems in Certain Classes of Digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 1999, v:95, n:1-3, pp:41-60 [Journal]
  13. Jørgen Bang-Jensen, Gregory Gutin, Anders Yeo
    Properly Coloured Hamiltonian Paths in Edge-coloured Complete Graphs. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 1998, v:82, n:1-3, pp:247-250 [Journal]
  14. David Blokh, Gregory Gutin
    Maximizing Traveling Salesman Problem for Special Matrices. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 1995, v:56, n:1, pp:83-86 [Journal]
  15. Nalan Gülpinar, Gregory Gutin, G. Mitra, A. Zverovitch
    Extracting pure network submatrices in linear programs using signed graphs. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2004, v:137, n:3, pp:359-372 [Journal]
  16. Gregory Gutin, N. Jones, Arash Rafiey, Simone Severini, Anders Yeo
    Mediated digraphs and quantum nonlocality. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2005, v:150, n:1-3, pp:41-50 [Journal]
  17. Gregory Gutin, Arash Rafiey, Anders Yeo
    Minimum cost and list homomorphisms to semicomplete digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2006, v:154, n:6, pp:890-897 [Journal]
  18. Gregory Gutin, Arash Rafiey, Anders Yeo, Michael Tso
    Level of repair analysis and minimum cost homomorphisms of graphs. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2006, v:154, n:6, pp:881-889 [Journal]
  19. Gregory Gutin, Alek Vainshtein, Anders Yeo
    Domination analysis of combinatorial optimization problems. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2003, v:129, n:2-3, pp:513-520 [Journal]
  20. Gregory Gutin, Anders Yeo
    Orientations of digraphs almost preserving diameter. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2002, v:121, n:1-3, pp:129-138 [Journal]
  21. Gregory Gutin, Anders Yeo
    Polynomial approximation algorithms for the TSP and the QAP with a factorial domination number. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2002, v:119, n:1-2, pp:107-116 [Journal]
  22. Gregory Gutin, Anders Yeo
    Upper bounds on ATSP neighborhood size. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2003, v:129, n:2-3, pp:533-538 [Journal]
  23. Gregory Gutin, Anders Yeo
    Ranking the Vertices of a Complete Multipartite Paired Comparison Digraph. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 1996, v:69, n:1-2, pp:75-82 [Journal]
  24. Gregory Gutin, Anders Yeo, Alexey Zverovich
    Traveling salesman should not be greedy: domination analysis of greedy-type heuristics for the TSP. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2002, v:117, n:1-3, pp:81-86 [Journal]
  25. Gregory Gutin, Tommy R. Jensen, Anders Yeo
    Domination analysis for minimum multiprocessor scheduling. [Citation Graph (0, 0)][DBLP]
    Discrete Applied Mathematics, 2006, v:154, n:18, pp:2613-2619 [Journal]
  26. Gregory Gutin, Alexandr V. Kostochka, Bjarne Toft
    On the Hajo's number of graphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 2000, v:213, n:1-3, pp:153-161 [Journal]
  27. Gregory Gutin, Arash Rafiey
    When n-cycles in n-partite tournaments are longest cycles. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 2004, v:289, n:1-3, pp:163-168 [Journal]
  28. Gregory Gutin, Meike Tewes, Anders Yeo
    Longest paths in strong spanning oriented subgraphs of strong semicomplete multipartite digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 2000, v:222, n:1-3, pp:269-274 [Journal]
  29. Gregory Gutin, Arash Rafiey, Simone Severini, Anders Yeo
    Hamilton cycles in digraphs of unitary matrices. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 2006, v:306, n:24, pp:3315-3320 [Journal]
  30. Gregory Gutin, Khee Meng Koh, Eng Guan Tay, Anders Yeo
    Almost Minimum Diameter Orientations of Semicomplete Multipartite and Extended Digraphs. [Citation Graph (0, 0)][DBLP]
    Graphs and Combinatorics, 2002, v:18, n:3, pp:499-506 [Journal]
  31. Gregory Gutin, Arash Rafiey, Anders Yeo
    On n-partite Tournaments with Unique n-cycle. [Citation Graph (0, 0)][DBLP]
    Graphs and Combinatorics, 2006, v:22, n:2, pp:241-249 [Journal]
  32. Gregory Gutin, Anders Yeo
    Solution of a Conjecture of Volkmann on the Number of Vertices in Longest Paths and Cycles of Strong Semicomplete Multipartite Digraphs. [Citation Graph (0, 0)][DBLP]
    Graphs and Combinatorics, 2001, v:17, n:3, pp:473-477 [Journal]
  33. Gregory Gutin, Fred Glover
    Further Extension of the TSP Assign Neighborhood. [Citation Graph (0, 0)][DBLP]
    J. Heuristics, 2005, v:11, n:5-6, pp:501-505 [Journal]
  34. Noga Alon, Gregory Gutin, Michael Krivelevich
    Algorithms with large domination ratio. [Citation Graph (0, 0)][DBLP]
    J. Algorithms, 2004, v:50, n:1, pp:118-131 [Journal]
  35. David Blokh, Gregory Gutin, Anders Yeo
    A problem of finding an acceptable variant in generalized project networks. [Citation Graph (0, 0)][DBLP]
    JAMDS, 2005, v:9, n:2, pp:75-81 [Journal]
  36. Gregory Gutin, Ton Kloks, Chuan-Min Lee, Anders Yeo
    Kernels in planar digraphs. [Citation Graph (0, 0)][DBLP]
    J. Comput. Syst. Sci., 2005, v:71, n:2, pp:174-184 [Journal]
  37. Gregory Gutin
    On Cycles in Multipartite Tournaments. [Citation Graph (0, 0)][DBLP]
    J. Comb. Theory, Ser. B, 1993, v:58, n:2, pp:319-321 [Journal]
  38. Gregory Gutin, Anders Yeo
    Quasi-Hamiltonicity: A Series of Necessary Conditions for a Digraph to Be Hamiltonian. [Citation Graph (0, 0)][DBLP]
    J. Comb. Theory, Ser. B, 2000, v:78, n:2, pp:232-242 [Journal]
  39. David Ben-Arieh, Gregory Gutin, M. Penn, Anders Yeo, Alexey Zverovich
    Transformations of generalized ATSP into ATSP. [Citation Graph (0, 0)][DBLP]
    Oper. Res. Lett., 2003, v:31, n:3, pp:357-365 [Journal]
  40. Gregory Gutin, Anders Yeo
    TSP tour domination and Hamilton cycle decompositions of regular digraphs. [Citation Graph (0, 0)][DBLP]
    Oper. Res. Lett., 2001, v:28, n:3, pp:107-111 [Journal]
  41. Gregory Gutin, Anders Yeo
    Anti-matroids. [Citation Graph (0, 0)][DBLP]
    Oper. Res. Lett., 2002, v:30, n:2, pp:97-99 [Journal]
  42. Noga Alon, Gregory Gutin
    Properly colored Hamilton cycles in edge-colored complete graphs. [Citation Graph (0, 0)][DBLP]
    Random Struct. Algorithms, 1997, v:11, n:2, pp:179-186 [Journal]
  43. Gregory Gutin
    Finding a Longest Path in a Complete Multipartite Digraph. [Citation Graph (0, 0)][DBLP]
    SIAM J. Discrete Math., 1993, v:6, n:2, pp:270-273 [Journal]
  44. Jinfeng Feng, Hans-Erik Giesen, Yubao Guo, Gregory Gutin, Tommy R. Jensen, Arash Rafiey
    Characterization of edge-colored complete graphs with properly colored Hamilton paths. [Citation Graph (0, 0)][DBLP]
    Journal of Graph Theory, 2006, v:53, n:4, pp:333-346 [Journal]
  45. Gregory Gutin, Khee Meng Koh, Eng Guan Tay, Anders Yeo
    On the number of quasi-kernels in digraphs. [Citation Graph (0, 0)][DBLP]
    Journal of Graph Theory, 2004, v:46, n:1, pp:48-56 [Journal]
  46. Gregory Gutin, Anders Yeo
    The Greedy Algorithm for the Symmetric TSP. [Citation Graph (0, 0)][DBLP]
    Algorithmic Operations Research, 2007, v:2, n:1, pp:- [Journal]
  47. Gregory Gutin, Angela Koller, Anders Yeo
    Note on Upper Bounds for TSP Domination Number. [Citation Graph (0, 0)][DBLP]
    Algorithmic Operations Research, 2006, v:1, n:1, pp:- [Journal]
  48. Gregory Gutin, Tommy R. Jensen, Anders Yeo
    On-line bin Packing with Two Item Sizes. [Citation Graph (0, 0)][DBLP]
    Algorithmic Operations Research, 2006, v:1, n:2, pp:- [Journal]
  49. Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael Krivelevich, Saket Saurabh
    Parameterized Algorithms for Directed Maximum Leaf Problems. [Citation Graph (0, 0)][DBLP]
    ICALP, 2007, pp:352-362 [Conf]
  50. Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael Krivelevich, Saket Saurabh
    Parameterized Algorithms for Directed Maximum Leaf Problems [Citation Graph (0, 0)][DBLP]
    CoRR, 2007, v:0, n:, pp:- [Journal]
  51. Gregory Gutin, Pavol Hell, Arash Rafiey, Anders Yeo
    Minimum Cost Homomorphisms to Proper Interval Graphs and Bigraphs [Citation Graph (0, 0)][DBLP]
    CoRR, 2006, v:0, n:, pp:- [Journal]
  52. Gregory Gutin, Stefan Szeider, Anders Yeo
    Fixed-Parameter Complexity of Minimum Profile Problems [Citation Graph (0, 0)][DBLP]
    CoRR, 2006, v:0, n:, pp:- [Journal]
  53. Gregory Gutin, Arash Rafiey, Anders Yeo
    Minimum Cost Homomorphisms to Semicomplete Bipartite Digraphs [Citation Graph (0, 0)][DBLP]
    CoRR, 2006, v:0, n:, pp:- [Journal]
  54. Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael Krivelevich, Saket Saurabh
    Better Algorithms and Bounds for Directed Maximum Leaf Problems [Citation Graph (0, 0)][DBLP]
    CoRR, 2007, v:0, n:, pp:- [Journal]
  55. Gregory Gutin
    Note on edge-colored graphs and digraphs without properly colored cycles [Citation Graph (0, 0)][DBLP]
    CoRR, 2007, v:0, n:, pp:- [Journal]
  56. Gregory Gutin, E. J. Kim
    On the Complexity of the Minimum Cost Homomorphism Problem for Reflexive Multipartite Tournaments [Citation Graph (0, 0)][DBLP]
    CoRR, 2007, v:0, n:, pp:- [Journal]
  57. E. J. Kim, Gregory Gutin
    Complexity of the Minimum Cost Homomorphism Problem for Semicomplete Digraphs with Possible Loops [Citation Graph (0, 0)][DBLP]
    CoRR, 2007, v:0, n:, pp:- [Journal]
  58. Gregory Gutin, Benny Sudakov, Anders Yeo
    Note on alternating directed cycles. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1998, v:191, n:1-3, pp:101-107 [Journal]
  59. Gregory Gutin
    A note on the cardinality of certain classes of unlabeled multipartite tournaments. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1998, v:186, n:1-3, pp:277-280 [Journal]
  60. Jørgen Bang-Jensen, Gregory Gutin
    Alternating cycles and trails in 2-edge-coloured complete multigraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1998, v:188, n:1-3, pp:61-72 [Journal]
  61. Gregory Gutin, Vadim E. Zverovich
    Upper domination and upper irredundance perfect graphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1998, v:190, n:1-3, pp:95-105 [Journal]
  62. Jørgen Bang-Jensen, Gregory Gutin, Jing Huang
    A sufficient condition for a semicomplete multipartite digraph to be Hamiltonian. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1996, v:161, n:1-3, pp:1-12 [Journal]
  63. Jørgen Bang-Jensen, Gregory Gutin, Anders Yeo
    On k-strong and k-cyclic digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1996, v:162, n:1-3, pp:1-11 [Journal]
  64. Jørgen Bang-Jensen, Gregory Gutin
    Vertex heaviest paths and cycles in quasi-transitive digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1997, v:163, n:1-3, pp:217-223 [Journal]
  65. Jørgen Bang-Jensen, Gregory Gutin
    Paths and cycles in extended and decomposable digraphs, . [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1997, v:164, n:1-3, pp:5-19 [Journal]
  66. Jørgen Bang-Jensen, Gregory Gutin
    Alternating cycles and paths in edge-coloured multigraphs: A survey. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1997, v:165, n:, pp:39-60 [Journal]
  67. Jørgen Bang-Jensen, Yubao Guo, Gregory Gutin, Lutz Volkmann
    A classification of locally semicomplete digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1997, v:167, n:, pp:101-114 [Journal]
  68. Gregory Gutin
    Characterizations of vertex pancyclic and pancyclic ordinary complete multipartite digraphs. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1995, v:141, n:1-3, pp:153-162 [Journal]
  69. Jørgen Bang-Jensen, Gregory Gutin, Jing Huang
    Weakly Hamiltonian-connected ordinary multipartite tournaments. [Citation Graph (0, 0)][DBLP]
    Discrete Mathematics, 1995, v:138, n:1-3, pp:63-74 [Journal]

  70. Minimum Leaf Out-Branching Problems. [Citation Graph (, )][DBLP]


  71. Minimum Cost Homomorphism Dichotomy for Oriented Cycles. [Citation Graph (, )][DBLP]


  72. Local Search Heuristics for the Multidimensional Assignment Problem. [Citation Graph (, )][DBLP]


  73. Properly Coloured Cycles and Paths: Results and Open Problems. [Citation Graph (, )][DBLP]


  74. Algorithm for Finding k-Vertex Out-trees and Its Application to k-Internal Out-branching Problem. [Citation Graph (, )][DBLP]


  75. 07281 Abstracts Collection -- Structure Theory and FPT Algorithmics for Graphs, Digraphs and Hypergraphs. [Citation Graph (, )][DBLP]


  76. 07281 Open Problems -- Structure Theory and FPT Algorithmcs for Graphs, Digraphs and Hypergraphs. [Citation Graph (, )][DBLP]


  77. All Ternary Permutation Constraint Satisfaction Problems Parameterized above Average Have Kernels with Quadratic Numbers of Variables. [Citation Graph (, )][DBLP]


  78. Better Algorithms and Bounds for Directed Maximum Leaf Problems. [Citation Graph (, )][DBLP]


  79. A Probabilistic Approach to Problems Parameterized above or below Tight Bounds. [Citation Graph (, )][DBLP]


  80. Fixed-Parameter Algorithms in Analysis of Heuristics for Extracting Networks in Linear Programs. [Citation Graph (, )][DBLP]


  81. Solving MAX-r-SAT Above a Tight Lower Bound. [Citation Graph (, )][DBLP]


  82. Systems of Linear Equations over \mathbbF2\mathbb{F}_2 and Problems Parameterized above Average. [Citation Graph (, )][DBLP]


  83. An Algorithm for Finding Input-Output Constrained Convex Sets in an Acyclic Digraph. [Citation Graph (, )][DBLP]


  84. A Memetic Algorithm for the Multidimensional Assignment Problem. [Citation Graph (, )][DBLP]


  85. Better Than Optimal: Fast Identification of Custom Instruction Candidates. [Citation Graph (, )][DBLP]


  86. Fixed-Parameter Complexity of Minimum Profile Problems. [Citation Graph (, )][DBLP]


  87. Some Parameterized Problems On Digraphs. [Citation Graph (, )][DBLP]


  88. Minimum Cost and List Homomorphisms to Semicomplete Digraphs [Citation Graph (, )][DBLP]


  89. Minimum Cost Homomorphisms to Semicomplete Multipartite Digraphs [Citation Graph (, )][DBLP]


  90. The Linear Arrangement Problem Parameterized Above Guaranteed Value [Citation Graph (, )][DBLP]


  91. Minimum Cost Homomorphisms to Locally Semicomplete and Quasi-Transitive Digraphs [Citation Graph (, )][DBLP]


  92. Algorithms for Generating Convex Sets in Acyclic Digraphs [Citation Graph (, )][DBLP]


  93. Convex sets in acyclic digraphs [Citation Graph (, )][DBLP]


  94. Minimum Leaf Out-Branching Problems [Citation Graph (, )][DBLP]


  95. Spanning directed trees with many leaves [Citation Graph (, )][DBLP]


  96. A Memetic Algorithm for the Generalized Traveling Salesman Problem [Citation Graph (, )][DBLP]


  97. Generalized Traveling Salesman Problem Reduction Algorithms [Citation Graph (, )][DBLP]


  98. Properly Coloured Cycles and Paths: Results and Open Problems [Citation Graph (, )][DBLP]


  99. Local Search Heuristics For The Multidimensional Assignment Problem [Citation Graph (, )][DBLP]


  100. On Complexity of Minimum Leaf Out-branching Problem [Citation Graph (, )][DBLP]


  101. FPT Algorithms and Kernels for the Directed $k$-Leaf Problem [Citation Graph (, )][DBLP]


  102. Algorithm for Finding $k$-Vertex Out-trees and its Application to $k$-Internal Out-branching Problem [Citation Graph (, )][DBLP]


  103. A Memetic Algorithm for the Multidimensional Assignment Problem [Citation Graph (, )][DBLP]


  104. A Probabilistic Approach to Problems Parameterized Above Tight Lower Bound [Citation Graph (, )][DBLP]


  105. FPT Algorithms in Analysis of Heuristics for Extracting Networks in Linear Programs [Citation Graph (, )][DBLP]


  106. Empirical evaluation of construction heuristics for the multidimensional assignment problem [Citation Graph (, )][DBLP]


  107. Vertex Cover Problem Parameterized Above and Below Tight Bounds [Citation Graph (, )][DBLP]


  108. Solving MAX-2-SAT Above a Tight Lower Bound [Citation Graph (, )][DBLP]


  109. Ordinal Embedding Relaxations Parameterized Above Tight Lower Bound [Citation Graph (, )][DBLP]


  110. Note on Max Lin-2 above Average [Citation Graph (, )][DBLP]


  111. Systems of Linear Equations over $\mathbb{F}_2$ and Problems Parameterized Above Average [Citation Graph (, )][DBLP]


  112. A New Approach to Population Sizing for Memetic Algorithms: A Case Study for the Multidimensional Assignment Problem [Citation Graph (, )][DBLP]


  113. Lin-Kernighan Heuristic Adaptation for the Generalized Traveling Salesman Problem [Citation Graph (, )][DBLP]


  114. Linear-Number-of-Variables Kernel for Unit-Conflict-Free-Max-Sat Parameterized Above Expectation [Citation Graph (, )][DBLP]


  115. All Ternary Permutation Constraint Satisfaction Problems Parameterized Above Average Have Polynomial Kernels [Citation Graph (, )][DBLP]


  116. Note on Maximal Bisection above Tight Lower Bound [Citation Graph (, )][DBLP]


  117. Local Search Algorithms for the Generalized Traveling Salesman Problem [Citation Graph (, )][DBLP]


  118. Minimum cost homomorphisms to semicomplete multipartite digraphs. [Citation Graph (, )][DBLP]


  119. On complexity of Minimum Leaf Out-Branching problem. [Citation Graph (, )][DBLP]


  120. On the number of connected convex subgraphs of a connected acyclic digraph. [Citation Graph (, )][DBLP]


  121. The complexity of the minimum cost homomorphism problem for semicomplete digraphs with possible loops. [Citation Graph (, )][DBLP]


  122. A dichotomy for minimum cost graph homomorphisms. [Citation Graph (, )][DBLP]


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