(3GdGUeYi GddZhi (B: (3UhQI YQGbjI ai GdbQf GdKGfi GdgLQi (B/s - (3YHOGdMejO GdTdbGfis ((3GdbGgQI (B: s (3OGQ GdeYGQa,s, 1982)
Keywords: (3GdGUeYi s; (3GdTYQs; (3GdYQdbs