中国科学院数学与系统科学研究院期刊网
Para-isotropic Spacelike Hypersurfaces in R1m+1
Xiu JI, Tong Zhu LI
Acta Mathematica Sinica, Chinese Series . 2021, (1): 47 -58 .  DOI: 10.12386/A2021sxxb0003