(3caGjI GdWdH aj fbO cdGe GdTGYQ hGdcGJHs - (3GHf GdGKjQ (B,(3VjGA GdOjfs ((3GdehUds (3LGeYI GdehUd s, 1982)
Keywords: 1. (3GdQSGFd GdYQHjIs