(3eSGHbGJ ebJWaGJ (B/s - (3GdCUHMj, SYjO CMeOs; (3ZfGe, eMeO YOfGfs ((3GdchjJ(B:s (3ecJHI GdeYdG,s (3GdOeGe(B- (3GdSYhOjI(B:s (3OGQ CMeO,s, 1992)
Keywords: (3GdeYQaI s -- (3GNJHGQGJ, CSFdI, EdN(B.s -- (3eSGHbGJs