(3GdQMjb GdeNJhe(B: (3HMK ai GdSjQI GdfHhjI (B/ s - (3Uai GdQMef GdeHGQcahQis ([S.N] : (3GdecJHI GdbjeI ddWHGYI hGdfTQ hGdJhRjY , s, 1988)
Keywords: (3GdGSdGes; (3GdSjQI GdfHhjIs; (3GdZRhGJ GdGSdGejIs; (3GdGSdGe hGdeSdehfs