(3GdJWhjQ GdEOGQj (B: s (3Gdeaghe h GdeYhbGJ h CdjGJ GdJfajP eY ETGQI NGUI ddCQOf (Bd / s - (3GdbQjhJj, eMeO bGSes ((3YeGf (B:s (3OGQ GdaGQS ddfTQ hGdJhRjY,s, 1996)
Keywords: (3GdEOGQI GdYGeIs; (3GdCQOfs