(3GdHdGZI GdYQHjI ai VhA efgL eJcGed (B/ s - (3eMeO HQcGJ MeOi GHh Ydis ([S.N] : (3OGQ GdHTjQ ddKbGaI hGdYdhe GdGSdGejI , s, 1991)
Keywords: (3GddZI GdYQHjIs; (3GdHdGZI GdYQHjIs; (3GdHOjYs; (3GdHjGfs