共 28 条
[11]
AHARONI R, UNPUB GREENEKLEITMAN
[12]
Birkoff G, 1946, U NAC TUCUMAN REV SE, V5, P147
[13]
Damerell M. R., 1974, Journal of Combinatorial Theory, Series A, V17, P350, DOI 10.1016/0097-3165(74)90100-9
[14]
Ford L., 1962, FLOWS NETWORKS, V71, P1059, DOI 10.2307/2311955
[15]
GALLAI T, 1950, ACTA MATH HUNG, V1, P134
[18]
Hall P., 1935, J LONDON MATH SOC, V10, P26, DOI [DOI 10.1112/JLMS/S1-10.37.26, 10.1112/jlms/s1-10.37.26]
[19]
HOLZ M, 1988, LECTURE NOTES MATH, V1238
[20]
JECH T, 1978, SET THEORY