(3GdbdGY GdESdGejI aj GdCQOf (B: s (3GdaJQI GdCjhHjg h Gdeedhcjg ; OQGSI JGQjNjg CKQjg ESJQGJjLjg (B/ s - (3Gdehefj, SYO eMeOs ((3YeGf (B:s (3OGQ GdHTjQ ddfTQ h GdJhRjY,s, 1988)
Keywords: (3GdBKGQs; (3GdCQOfs