(3JaSjQ GdWHQj (B:s (3GdeSej LGeY GdHjGf aj JChjd GdbQGf (B/s - (3GdWHQj, CHj LYaQ eMeO Hf LQjQs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1999)
Keywords: (3JaSjQ GdbQGf s; (3JaSjQ GdWHQjs