(3dYfI GdZhGjI (B/ s - (3eGQcjR, ZGHQjjd ZGQSjGs; (3eSYhO, eMehOs ((3GdbGgQg (B:s (3OGQ GdgdGd,s, 1984)
(3GdaGFRI HLGFRI fhHd aj GdCOH YGe (B1982s
Keywords: (3GdCOH GdYQHjs; (3GdCOH GdbUUjs