(3GdJaGVd hGdJcGed (B/ s - (3QeVGf eMeO LgejIs; (3GMeO YHOGdYGdi gH GdQjMs ([S.N] : (3LGeYI GdJMOi , s, 1993)
Keywords: (3GdJaGVd hGdJcGeds; (3GdQjGVjGJs; (3GdLjQ GdJaGVdis