(3SjcdhLjI GdeQCI GdYGedI (B/ s - (3cGejdjG YHOGdaJGMs ([S.N] : (3fgVI eUQ ddWHGYI hGdfTQ hGdJhRjY , s, 1990)
Keywords: (3GdeQCIs; (3Yde GdfaSs; (3GdeQCI ai GdMjGI GdYGeIs