(3JGQjN GdShOGf GdbOje (B/ s - (3eMeO GHQGgje HcQs ([S.N] : (3ecJHI GdGfLdhGdeUQjI , s, 1971)
Keywords: (3GdShOGfs; (3eedcI GdfhHI GdeSjMjIs; (3GdJGQjN GdYQHis; (3hGOi Gdfjds; (3GdShOGf GdbOjes