(3OQGSGJ aj eUWdM GdSjGSI YfO GdYQH (B/ s - (3YHO GdSdGe, CMeOs ((3JhfS (B:s (3GdTQcI GdJhfSjI,s, 1985)
Keywords: (3GdYdhe GdSjGSjIs; (3GdOhdIs