(3YTGA ai eWYe GdeTJGbjf ddGgd (B/ s - (3JGjdQ, GJs; (3Gejf GdYjhWis ([S.N] : (3eQcR GdGgQGe ddJQLeI hGdfTQ , s, 1991)
Keywords: (3GdGOHs; (3GdGOH GdGeQjcis; (3GdbUUs; (3GdbUU GdGeQjcjI GdeJQLeIs