**Ars Combinatoria **

**Volume LIX, April, 2001 **

** Marilyn Breen**, "A Krasnosel'skii Theorem for Permissible Paths Whose Edges Are Parallel to Three Given Vectors in the Plane"

** Spencer P. Hurd and Dinesh G. Sarvate**, "All c-Bhaskar Rao Designs With Block Size 3 and c >= -1 Exist"

** Guantao Chen, Joan Hutchinson, Wiktor Piotrowski, Warren Shreve and Bing Wei**, "Degree Sequences with Repeated Values"

** Zhang Cheng-heng**, "On The Fibonacci Matrix Of Order 2^k Sequence {F^(2k)n}"

** Sandi Klavzar, Uros Milutinovic and Ciril Petr**, "Combinatorics of topmost discs of multi-peg Tower of Hanoi problem"

** Shannon L. Fitzpatrick and Richard J. Nowakowski**, "Copnumber Of Graphs With Strong Isometric Dimension Two"

** Makiko Watanabe**, "On some characterization of strongly regular graphs"

** Charles F. Laywine and Gary L. Mullen**, "A Table of Lower Bounds for the Number of Mutually Orthogonal Frequency Squares "

** Allen G. Fuller**, "{K_(1,3),Z_2}-Free Graphs of Low Connectivity"

** Eddie Cheng, Marc J. Lipman and Hyungju Park**, "Super Connectivity of Star Graphs, Alternating Group Graphs and Split-Stars"

** Teresa Haynes, Michael Henning and Lucas van der Merwe**, "Domination and total domination critical trees with respect to relative complements "

** J.A. Dias da Silva and Rosario Fernandes**, "The rank partition and the covering number of the elements of the dual matroid"

** Omer Berkman, Michal Parnas and Yehuda Roditty**, "All Cycles are Edge-Magic "

** David A. Pike and Nabil Shalaby**, "The Use of Sklem Sequences to Generate Perfect One-Factorizations"

** Masakazu Nihei**, "A Note on the Toughness of Certain Graphs"

** Tao Jiang**, "Short Even Cycles In Cages With Odd Girth"

** M. Muzychuk**, "On normal quotients of transitive graphs"

** Anthony Bonato**, "Constrained classes closed under unions and ne.c. structures "

** Bernt Lindstrom**, "Sp-Sets with Multiplier p"

** A.G. Sittampalam and A.D. Keedwell**, "Critical sets for dihedral groups"

** Kuo-Bing Huang, Wen-Chung Huang, Chia-Chin Hung and Guei-Hua Wang**, "Some Classes of Extended Meldelsohn Triple Systems and Numbers of Common Blocks "

** Zhang Cheng-heng**, "On The Generalized Fibonacci Matrix of Order 2^k Sequence {G^(2k)n}"

** Hideo Komuro and Kiyoshi Ando**, "Diagonal flips of pseudo triangulations on the sphere"

** M.H. Armanious**, "Subsquags and Normal Subsquags"

** Klaus Dohmen**, "A combinatorial approach to improved Bonferroni inequalities "

** Yasuhiro Fukuchi**, "Edge-Magic Labelings of Petersen Graphs P(n,2)"

** William Kocay, Daniel Neilson and Ryan Szypowski**, "Drawing Graphs on the Torus"

** E.J. Cockayne, O. Favaron, P.J.P. Grobler, C.M. Mynhardt and J. Puech**, "Generalised Ramsey Numbers with respect to Classes of Graphs"

** Steve Bowser and Charles Cable**, "The Niche Category of Dense Graphs"

** Rumen N. Daskalov**, "Some nonexistence results for 7-dimensional ternary linear codes"

** M. Ghebleh and E.S. Mahmoodian**, "On Uniquely List Colorable Graphs"

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