共 10 条
[1]
Brown W.G., 1964, P LOND MATH SOC, V3, P746
[2]
ENUMERATION OF NON-SEPARABLE PLANAR MAPS
[J].
CANADIAN JOURNAL OF MATHEMATICS,
1963, 15 (03)
:526-&
[3]
HARARY F, 1960, PUBL MATH I HUNG, V5, P63
[9]
TUTTE WT, 1962, B AMER MATH SOC, V65, P500
[10]
WHITTAKER ET, 1940, COURSE MODERN ANALYS