(3bhGYO hahGFO ef GdCQHYjf GdfhhjI (B/s - (3SdWGf, fGXe eMeOs; (3Gdfhhj, jMji Hf TQa Hf eQj,s 631-676 (3g`(B.s ((3GdQjGV (B:s (3OGQ GdgLQI,s, 1991)
Keywords: (3GdMOjKs -- (3GdCQHYhf MOjKGs; (3GdMOjKs -- (3CMcGes; (3GdMOjKs -- (3JaGSjQs