中国科学院数学与系统科学研究院期刊网
AMS
Heavy Cycles in 2-connected Triangle-free Weighted Graphs
Xue Zheng LV, Pei WANG
Acta Mathematica Sinica . 2015, (10): 1555 -1562 .  DOI: 10.1007/s10114-015-3386-6