(3eLehYI fbd GdMQcI aj GdSjGQGJ (B: s (3GSFdI h CLhHI (B/ s - (3fGUja, CMeOs ((3OeTb (B:s (3OGQ GdcJGH GdYQHj,s, 1993)
Keywords: (3GdSjGQGJs; (3eMQcGJ GdSjGQGJs