(3hSGFd GdEYdGe CKQgG aj GdeLJeY GdYQHj GdeYGUQ (B/s ((3GOGQI GdKbGaI(B;(3JhfS (B:s (3GdefXeI GdYQHjI ddJQHjI h GdKbGaI h GdYdhe ,s, 1992)
Keywords: (3OQGSI LeGgjQs; (3hSGFd GdEJUGds