中国科学院数学与系统科学研究院期刊网
AMS
Surfaces with Isotropic Blaschke Tensor in S3
Feng Jiang LI, Jian Bo FANG, Lin LIANG
Acta Mathematica Sinica . 2015, (5): 863 -878 .  DOI: 10.1007/s10114-015-3706-x