中国科学院数学与系统科学研究院期刊网
Generalized Hopfian Property, a Minimal Haken Manifold, and Epimorphisms Between 3-Manifold Groups
REID Alan W., WANG Shi Cheng, ZHOU Qing
Acta Mathematica Sinica . 2002, (1): 157 -172 .  DOI: 10.1007/s101140100141