(3JGQjN GdGOH GdYQHi (B/ s - (3HQhcdeGf , cGQds; (3eMehO agei MLGRis ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1993)
Keywords: (3GdGOH GdYQHis; (3GdJQGKs; (3GdGOH GdYQHi (B- (3JGQjNs