@article{01780415,
title = {Global pinching theorems of submanifolds in spheres.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {30},
year = {2002},
pages = {183-191},
doi = {10.1155/S0161171202106247},
zbl = {1014.53031},
language = {en},
url = {http://dml.mathdoc.fr/item/01780415}
}
Cai, Kairen. Global pinching theorems of submanifolds in spheres.. International Journal of Mathematics and Mathematical Sciences, Tome 30 (2002) pp. 183-191. doi : 10.1155/S0161171202106247. http://gdmltest.u-ga.fr/item/01780415/