TY - JOUR AU - Bhagwat Prasad TI - Semi-Invariant Submanifolds of a Lorentzian Para-Sasakian Manifold JO - Bulletin of the Malaysian Mathematical Society PY - 1998 VL - 21 IS - 1 UR - http://geodesic.mathdoc.fr/item/BMMS_1998_21_1_a3/ ID - BMMS_1998_21_1_a3 ER -