TY - JOUR AU - Chen, Bang-Yen TI - Mean curvature and shape operator of isometric immersions in real-space-forms JO - Glasgow mathematical journal PY - 1996 SP - 87 EP - 97 VL - 38 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S001708950003130X/ DO - 10.1017/S001708950003130X ID - 10_1017_S001708950003130X ER -