共 5 条
[1]
LOVASZ L, 1974, RECENT ADV GRAPH THE, P542
[2]
MADER W, 1974, ABH MATH SEM HAMBURG, V42, P187
[4]
THOMASSEN C, UNPUBLISHED
[5]
Tutte W., 1963, P LOND MATH SOC, P743, DOI DOI 10.1112/PLMS/S3-13.1.743