(3GdYdGbI Hjf GdYdeGA hGdfGS (B/s - (3GdTfbjWj, SjO eMeO SGOGJj,s 1361 (3gLQjG(B-.s ((3GdQjGV (B:s (3hRGQI GdTDhf GdESdGejI hGdChbGa hGdOYhI hGdEQTGO,s, 1998)
Keywords: (3GdESdGe hGdQCj GdYGes; (3GdESdGe hGdeLJeYs