(3GdEJUGd aj GdhWf GdYQHj (B:s (3bVGjG h ebGQHGJ (B/s - (3eMeO, WdGds; (3CdHUQj(B;(3GdEOQjSj GdYdej(B;(3GdTQcI GdeZQHjI ddWHGYI h GdfTQs ((3GdeZQH (B:s (3GdTQcI GdeZQHjI ddWHGYI h GdfTQ ,s, 1993)
Keywords: (3GdhWf GdYQHjs; (3bVGjG h ebGQHGJs