(3Ke GgJ`OjJ (B/ s - (3eMeO GdJjLGfi GdSeGhis ([S.N] : (3eDSSI GdaLQ , s, 1989)
Keywords: (3GdGSdGes; (3GdJhHIs; (3GdUMGHI hGdJGHYhfs