(3GdCee GdeJMOI(B:s (3OQGSI fXQjI h YedjI HefGSHI eQhQ CQHYjf YGekG Ydj EfTGFgG(B/s - (3YHOGdYRjR eMeO SQMGfs ((3GdbGgQI (B:s, 1986)
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOhdj GdYGes; (3GdCee GdeJMOIs