(3GdMGaX LdGd GdOjf GdSjhWi(B: (3GeGe GdeLJgOjf hGdeLOOjf ai YUQg (B/ s - (3YHOGdMajX aQZdi Ydi GdbQfis ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1990)
Keywords: (3GdGSdGes; (3GYdGe GdYQHs; (3GdeUdMhf ZjQ GdSdajjfs; (3GdSjhWi(B, (3LdGd GdOjfs