(3GdTYQ GdYQHi GdeYGUQ (B: s (3bVGjGg hXhGgQg Gdafjg hGdeYfhjg (B/s - (3YRGdOjf GSeGYjd s ([S.N] : (3GdecJHI GdGcGOjejI , s, 1994)
Keywords: (3GdTYQ GdYQHis; (3GdGhRGf GdTYQjIs; (3JGQjN hfbOs; (3GdTYQ GdYQHi (B- (3GdYUQ GdMOjKs