中国科学院数学与系统科学研究院期刊网
Geometric Characterizations for Higher Dimensional Mbius Subgroups
Xian Tao WANG,Yue Ping JIANG
Acta Mathematica Sinica, Chinese Series . 2001, (4): 687 -692 .  DOI: 10.12386/A2001sxxb0090