(3GdMeGjI GdLfGFjI ddfXGe GdYGe aj GdYbhO GdeOfjI aj GdbGfhfjf GdeUQj hGdaQfSj(B/s - (3GdOcJhQ eMeO YjO GdZQjH(B.s ([(3ecGf GdfTQ ZjQ eMOO(B] :s [(3GdfGTQ ZjQ eMOO(B] (3,s, 1987)
239-246 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydj GQLGYGJ HHdjhLQGajI (B.s
Keywords: (3GdMeGjI GdLfGFjI ddYbhO GdeOfjIs