共 8 条
[4]
Bannai E., 1984, ALGEBRAIC COMBINATOR
[5]
BIGGS NL, 1986, J LOND MATH SOC, V33, P385
[6]
BOSHIER AG, 1988, IN PRESS J COMBIN B, V44, P147
[7]
IVANOV AA, 1983, SOV MATH DOKL, V28, P149
[8]
SCHRIJVER A, MATH CTR TRACTS MATH, V106