(3TQYjI GdGSJaJGA GdTYHj (B/s - (3GdcjdGfj, aGQhbs ([(3O(B. (3e(B. :s (3O(B. (3f(B.],s, 1991)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdGfJNGHGJ s -- (3GdCQOfs; (3GdOjebQGWjIs -- (3GdCQOfs; (3GdCQOfs -- (3SjGSI hMcheIs