%0 Journal Article %A RUFINO, ELZIMAR %T SOME SPHERE THEOREMS FOR SUBMANIFOLDS WITH POSITIVE BIORTHOGONAL CURVATURE %J Glasgow mathematical journal %D 2017 %P 717-728 %V 59 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089516000501/ %R 10.1017/S0017089516000501 %F 10_1017_S0017089516000501