%0 Journal Article %A Bhagwat Prasad %T Semi-Invariant Submanifolds of a Lorentzian Para-Sasakian Manifold %J Bulletin of the Malaysian Mathematical Society %D 1998 %V 21 %N 1 %U http://geodesic.mathdoc.fr/item/BMMS_1998_21_1_a3/ %F BMMS_1998_21_1_a3