Volume 25, Number 1, August 1978
Maurice Pouzet:
Ensemble ordonné universel recouvert par deux chaines. 1-25
László Babai:
Infinite digraphs with given regular automorphism groups. 26-46
W. Mader:
Über n-fach zusammenhängende Eckenmengen in Graphen. 74-93
Michael Doob:
Characterizations of regular magic graphs. 94-104
Volume 25, Number 2, October 1978
Detlef Wille:
Enumeration of self-complementary structures. 143-150
James B. Orlin:
Line-digraphs, arborescences, and theorems of tutte and knuth. 187-198
S. Foldes:
The rotor effect can alter the chromatic polynomial. 237-239
Volume 25, Number 3, December 1978
Colin McDiarmid:
Blocking, antiblocking, and pairs of matroids and polymatroids. 313-325
Peter J. Slater:
A constructive characterization of trees with at least k disjoint maximum matchings. 326-338
Béla Bollobás:
The number of 1-factors in 2k-connected graphs. 363-366