(3eYLRGJ GdQShd GdcQje SjOfG eMeO Ydjg CaVd GdUdGI h CJe GdJSdje (B/ s - (3egfOS, eMeO UGdMs; (3GdcfL, YHO GdQRGbs ((3MdH (B:s (3OGQ GdQVhGf ddfTQ,s, 1998)
Keywords: (3GdSjQI GdfHhjIs; (3GdeYLRGJs