(3EOGQI GdeMahXGJ (B: (3Odjd Yedj dJfXje GdeMahXGJ aj GdHfhc h GdTQcGJ (B/ s - (3GdQGRe, YR GdOjf MSjfs ((3YeGf (B:s (3GdQGRe,s, 1996)
Keywords: (3GOGQg GdeYdheGJs; (3GdGOGQgs; (3GOGQg GdGQTjas; (3YedjGJ GdGQTjas