中国科学院数学与系统科学研究院期刊网
The Core-Nilpotent Decomposition of Morphisms
Tao Sheng LI,Ping ZHU,Yong Zhi
Acta Mathematica Sinica, Chinese Series . 2001, (2): 221 -226 .  DOI: 10.12386/A2001sxxb0030