Search results for: Zhang Zhongfu
Discrete Mathematics > 1999 > 195 > 1-3 > 295-298
Discrete Applied Mathematics > 1998 > 87 > 1-3 > 279-283
Applied Mathematics Letters > 1998 > 11 > 5 > 23-27
Discrete Mathematics > 1995 > 141 > 1-3 > 291-297