(3QMdI GdJfhjQ (B/ s - (3SejQ SQMGfs; (3eMeO YfGfis ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1991)
Keywords: (3GdGOH GdYQHis; (3eUQs; (3GdMVGQI GdYQHjI GdGSdGejI (B- (3GdeYGQa GdHMQjIs; (3GdeSQMjI GdYQHjIs; (3GdKbGaIs