Volume 19 (1999)

  • Jianguo Qian
    • Two classes of extreme graphs related to the maximum degree of an interchange graph, p.3
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  • Wei Fuyi, Chu Maoquan and Wang Jianzhong
  • Nirmala Achuthan, N.R. Achuthan and L. Caccetta
    • On the vertex arboricity of graphs with prescribed size, p.17
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  • Dachang Guo
    • Isomorphisms and normality of Cayley digraphs of $A_5$, p.37
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  • Justyna Kurkowiak
    • On disjoint perfect tree-matchings in random graphs, p.47
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  • G.B. Khosrovshahi, H.R. Maimani and R. Torabi
    • Classification of simple 2-(6,3) and 2-(7,3) trades, p.55
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  • Andrej Zlatoš
  • Li Guojun and Chen Chuanping
  • Su Wenlong, Luo Haipeng, Zhang Zhengyou and Li Guiqing
    • New lower bounds of fifteen classical Ramsey numbers, p.91
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  • Tim Penttila and Ivano Pinneri
  • Hong Wang
    • Covering a bipartite graph with cycles passing through given edges, p.115
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  • Chin-Lin Shiue
  • Bolian Liu and Zhou Bo
  • Charlie H. Cooke and Iem Heng
    • On the non-existence of some generalized Hadamard matrices, p.137
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  • Michael E. Raines and Zsuzsanna Szaniszló
  • Michael J. Plantholt and Shailesh K. Tipnis
    • On the list chromatic index of nearly bipartite multigraphs, p.157
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  • Jay S. Bagga, Lowell W. Beineke and Badri N. Varma
  • E.S. Mahmoodian, Nasrin Soltankhah and Anne Penfold Street
  • Yu-Bin Gao and Yan-Ling Shao
    • The $k$th upper generalized exponent set for the class of non-symmetric primitive matrices, p.191
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  • Jing Huang
  • L.F. Fitina, Jennifer Seberry and Dinesh Sarvate
  • Zhou Guofei and Zhang Kemin
    • A sufficient condition for a semicomplete multipartite digraph to be Hamiltonian, p.231
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  • T. Aaron Gulliver
    • An extremal type I self-dual code of length 16 over ${\Bbb F}_2+u{\Bbb F}_2$, p.235
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  • Z. Eslami and B. Tayfeh-Rezaie
  • Neil P. Carnes, Anne Dye and James F. Reed
    • Bicyclic antiautomorphisms of directed triple systems with 0 or 1 fixed points, p.253
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  • Aung Kyaw
    • A counterexample to a conjecture of Jackson and Wormald, p.259
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  • M. Kouider and Z. Lonc
    • Path decompositions and perfect path double covers, p.261
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  • B. Du
    • $\overrightarrow{P_3}$-factorization of complete bipartite symmetric digraphs, p.275
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  • P. Mark Kayll
    • Asymptotics of the total chromatic number for multigraphs, p.279
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  • Gaetano Quattrocchi
  • Michael S. Jacobson, André E. Kézdy and Jenő Lehel