(3beHjR eUQY cdjhHGJQG YfJQI eLfhf djdi (B/ s - (3GMeO Thbis; (3Ydi YHOGdefYe YHOGdMejO (B((3JbOjes ([S.N] : (3GdTQcI GdeUQjI GdYGdejI ddfTQ , s, 1993)
Keywords: (3GdGOH GdYQHis; (3GdTYQ GdeSQMis; (3GMeO Thbis; (3JGQjN hfbOs; (3GdeSQMjGJ GdYQHjIs