共 3 条
[1]
Cruse A. B., 1974, Journal of Combinatorial Theory, Series A, V16, P18, DOI 10.1016/0097-3165(74)90068-5
[2]
HALL M, 1998, COMBINATORIAL THEORY
[3]
TREASH C, 1971, J COMB THEORY A, V10, P259