中国科学院数学与系统科学研究院期刊网
Decycling Number and Upper-Embeddibility of Generalized Petersen Graphs
Er Ling WEI, Yi Fan LI
Acta Mathematica Sinica, Chinese Series . 2013, (2): 211 -216 .  DOI: 10.12386/A2013sxxb0022