(3hKGFb MQH adSWjf (B: s (3GdedaGJ GdSQjg ddLfQGdGJ GdYQH (B/ s - (3CMeO, QaYJ SjOs ((3GdbGgQg (B:s (3ecJHI eOHhdj,s, 1989)
Keywords: (3adSWjfs; (3GdEfJOGH GdHQjWGfj Ydi adSWjf (B1948-1918s