共 9 条
[1]
Berge C., 1976, GRAPHS HYPERGRAPHS, V6
[2]
CELMINS UA, UNPUBLISHED
[3]
CELMINS UA, CORR7919 U WAT RES R
[4]
FIORINI S, 1977, RES NOTES MATH, P55
[5]
FISK S, 1973, ADV MATH, V11, P349
[6]
FOURNIER JC, 1974, SEMINAIRE MAISON SCI
[7]
Gardner M., 1976, SCI AM, V234, P126
[9]
Szekeres G., 1973, B AUST MATH SOC, V8, P367