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Journal of Combinatorial Theory, Series B, Volume 26
Volume 26, Number 1, February 1979
- Kenneth Appel, Wolfgang Haken:

An unavoidable set of configurations in planar triangulations. 1-21 - Maurice Pouzet:

Relations non reconstructibles par leurs restrictions. 22-34 - Arthur M. Hobbs:

Maximal Hamiltonian cycles in squares of graphs. 35-49 - Arthur M. Hobbs:

Hamiltonian squares of cacti. 50-65 - Daniel S. Hirschberg, C. K. Wong:

Upper and lower bounds for graph-diameter problems with application to record allocation. 66-74 - George B. Purdy:

The minimum genus of a two-point universal graph. 75-77 - Ernest J. Cockayne, Stephen T. Hedetniemi, Peter J. Slater:

Matchings and transversals in hypergraphs, domination and independence-in trees. 78-80 - Chang M. Bang, Henry Sharp Jr.:

Score vectors of tournaments. 81-84 - Ki Hang Kim, Fred W. Roush:

Words with prescribed adjacencies. 85-97 - K. R. Parthasarathy, G. Ravindra:

The validity of the strong perfect-graph conjecture for (K4-e)-free graphs. 98-100 - R. W. Deming:

Acyclic orientations of a graph and chromatic and independence numbers. 101-110 - Edward J. Farrell:

On a general class of graph polynomials. 111-122
Volume 26, Number 2, April 1979
- James G. Oxley:

On a packing problem for infinite graphs and independence spaces. 123-130 - David J. Pengelley, Mark Jungerman:

Index four orientable embeddings and case zero of the Heawood conjecture. 131-144 - M. O'Keefe, Pak-Ken Wong:

A smallest graph of girth 5 and valency 6. 145-149 - Jean-Luc Paillet:

A threshold property for intersections in a finite set. 150-153 - Mark Jungerman:

The nonorientable genus of the symmetric quadripartite graph. 154-158 - Paul D. Seymour

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Matroid representation over GF(3). 159-173 - Robert E. Bixby:

On Reid's characterization of the ternary matroids. 174-204 - François Jaeger:

Flows and generalized coloring theorems in graphs. 205-216 - Nguyen Huy Xuong:

How to determine the maximum genus of a graph. 217-225 - Nguyen Huy Xuong:

Upper-embeddable graphs and related topics. 226-232 - Serge Hocquenghem:

Tabloïdes. 233-250 - Walter Whiteley:

Logic and invariant theory IV. Invariants and syzygies in combinatorial geometry. 251-267 - Paul A. Catlin:

Hajós' graph-coloring conjecture: Variations and counterexamples. 268-274
Volume 26, Number 3, June 1979
- Gyula O. H. Katona:

Obituary. 275 - Zsolt Baranyai:

The edge-coloring of complete hypergraphs I. 276-294 - Shawpawn Kumar Das:

A Euler-Poincaré characteristic for the open set lattices of finite topologies. 295-299 - Dragomir Z. Djokovic

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On regular graphs, V. 300-308 - Dragomir Z. Djokovic

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On regular graphs, VI. 309-316 - Jean A. Larson:

Some graphs with chromatic number three. 317-322 - Wilfried Imrich

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On the connectivity of cayley graphs. 323-326 - D. Kim, Ian G. Enting:

The limit of chromatic polynomials. 327-336 - R. J. Cook:

Vertex degrees of planar graphs. 337-345 - F. Göbel, A. A. Jagers:

On a conjecture of Tutte concerning minimal tree numbers. 346-348 - Alexander Schrijver:

Matroids and linking systems. 349-369 - Paul D. Seymour

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A short proof of the two-commodity flow theorem. 370-371 - A. J. W. Duijvestijn:

A lowest order simple perfect 2 × 1 squared rectangle. 372-374

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