(3GdeMGQHhf GdShajJ cja jYjThf hjJYdehf (B/ s - (3hcGdI GfHGA fhaSJis ([S.N] : (3hcGdI GfHGA fhahSJi , s, 1971)
Keywords: (3GdGJMGO GdShajJis; (3GdLfhOs; (3GdMjGI GdYScQjIs; (3GdGJMGO GdShajJi (B- (3GdLfhOs; (3GdGJMGO GdGhQhHis