(3ehGba EjeGfjI heSGHbGJ ESdGejI (B/s - (3GdCUHMj, SYjO CMeOs; (3ZfGe, eMeO YOfGfs ((3GdchjJ(B:s (3ecJHI GdeYdG,s (3GdOeGe(B- (3GdSYhOjI(B:s (3OGQ CMeO,s, 1992)
Keywords: (3GdeYQaIs -- (3CSFdI hCLhHIs -- (3eSGHbGJs