(3YdGeGJ Ydi WQjb GdeSQM GdJYHjQi (B/ s - (3YHOGdZaGQ ecGhis ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1984)
Keywords: (3GdGOH GdGdeGfis; (3JGQjN hfbOs; (3GdeSQMjGJ GdGdeGfjI GdeJQLeIs