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    Journal: Combinatorica

    Volume 18, Issue 4

    449 -- 459Yuri F. Bilu. Sum-Free Sets and Related Sets
    461 -- 486André Bouchet, William H. Cunningham, James F. Geelen. Principally Unimodular Skew-Symmetric Matrices
    487 -- 492Hikoe Enomoto. On the Existence of Disjoint Cycles in a Graph
    493 -- 501Paul Erdös, András Gyárfás, Miklós Ruszinkó. How to decrease the diameter of triangle-free graphs
    503 -- 518Greg N. Frederickson, Roberto Solis-Oba. Algorithms for Measuring Perturbability in Matroid Optimization
    519 -- 527Weidong Gao, Alfred Geroldinger. On the Structure of Zerofree Sequences
    529 -- 540Yahya Ould Hamidoune, Anna S. Lladó, Oriol Serra. On Subsets with Small Product in Torsion-Free Groups
    541 -- 548Takayuki Hibi. The Comparability Graph of a Modular Lattice
    549 -- 568Alexander V. Karzanov. A Combinatorial Algorithm for the Minimum (2, r )-Metric Problem and Some Generalizations
    569 -- 595Wolfgang Mader. 3n - 5 Edges Do Force a Subdivision of K::5::
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