(3LhOI NOeI GdYejd (B/ s - (3eGQJf, hdjGe H(B.s; (3RQhb, NGdO MSfs ((3GdQjGV (B:s (3OGQ BaGb GdEHOGY GdYGdejI ddfTQ h GdEYdGe,s, 1996)
Keywords: (3GdJShjbs; (3EOGQI GdeHjYGJs