(3GdQjGVjGJ (B: s (3efGgLgG hCUhd JOQjSgG (B/ s - (3GHh RjfI,aQjO cGedfs ((3YeGf,GdGQOf (B: s (3OGQ GdaQbGf ddfTQ hGdJhRjY,s, 1982)
(3jJVef GQLGYGJ HHdjhLQGajI HGddZI GdGfcdjRjI(B.s
(3ehLg deOQSj QjGVjGJ GdeQMdI GdGYOGOjI hGdKGfhjI(B.s
Keywords: (3GdQjGVjGJs