(3GdeSGFd GdWHjI GdeYGUQI h ehba Gdabg GdESdGej efgG (B/s - (3LaGd, Ydj OGhO(B.s ((3YeGf, GdCQOf (B:s (3OGQ GdHTjQ,s, 1990)
(3aj GdCUd QSGdI LGeYjI (B((3OcJhQGI(B)s
(3jJVef eQGLY HHdjhLQGajI (B((3U(B. 353-362) (3h cTGaGJ(B.s
Keywords: (3GdESdGe h GdWH(B.s; (3GdJQHjI GdUMjI(B.s