共 61 条
[21]
GARGANO L, IN PRESS J COMB TH A
[23]
HAJEK B, 1987, CODING CCOMPUTATION, P127
[24]
Hwang FK., 1987, STUD SCI MATH HUNG, V22, P257
[25]
Katona G., 1973, PERIOD MATH HUNG, V3, P19
[26]
Katona G., 1967, STUD SCI MATH HUNG, V2, P23
[27]
KATONA GOH, 1974, MATH CTR TRACTS, V56, P13
[28]
Kleitman D. J., 1973, Discrete Mathematics, V6, P255, DOI 10.1016/0012-365X(73)90098-8