(3OQGSGJ ai GdGOH GdYQHi GdMOjK (B/ s - (3eMeO eUWai gOGQIs ([S.N] : (3OGQ GdYdhe GdYQHjI , s, 1990)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3GdYUQ GdMOjKs; (3GdbUU GdYQHjIs; (3GdbUU GdYQHjI GdeJQLeIs; (3GdfKQs; (3JGQjN hfbOs