中国科学院数学与系统科学研究院期刊网
A Sufficient Condition on 3-colorable Plane Graphs Without 5- and 6-circuits
Bao-gang Xu
A Sufficient Condition on 3-colorable Plane Graphs Without 5- and 6-circuits
Bao-gang Xu
应用数学学报(英文版) . 2014, (3): 765 -772 .  DOI: 10.1007/s10255-014-0418-4