(3Gdedc gfQi GdQGHY(B: (3GdLRA GdGhd hGdKGfi (B/ s - (3eMeO Tajb ZHQjGd (B((3eQGLY(B)s; (3eUWai Wg MHjHs ((3GdbGgQI (B: s (3OGQ GdeYGQa , s, 1993)
Keywords: (3GdGOH GdGfLdjRi GdeJQLes; (3GdeSQMjGJ GdGfLdjRjI GdeJQLeIs; (3TcSHjQ, hjdjGes