共 7 条
[2]
BAKER GA, IN PREPARATION
[3]
Fisher M., 1966, J COMB THEORY, V1, P105, DOI DOI 10.1016/S0021-9800(66)80008-X
[5]
HOUSTON WV, 1948, PRINCIPLES MATHEMATI, pCH7
[6]
KAC M, TO BE PUBLISHED