中国科学院数学与系统科学研究院期刊网
AMS
Supereulerian Graphs and the Petersen Graph
Xiao Min LI, Lan LEI, Hong-Jian LAI, Meng ZHANG
Acta Mathematica Sinica . 2014, (2): 291 -304 .  DOI: 10.1007/s10114-014-2272-y