中国科学院数学与系统科学研究院期刊网
The Generalized Acyclic Chromatic Number of Graphs with Large Girth
Jian Sheng CAI, Guang Hui WANG, Gui Ying YAN
Acta Mathematica Sinica, Chinese Series . 2013, (1): 27 -30 .  DOI: 10.12386/A2013sxxb0003