中国科学院数学与系统科学研究院期刊网
AMS
Every Toroidal Graph Is Acyclically 8-Choosable
Jian Feng HOU, Gui Zhen LIU
Acta Mathematica Sinica . 2014, (2): 343 -352 .  DOI: 10.1007/s10114-013-1497-5