(3cJGH GdGNJjGQjf (B/ s - (3aNQGdOjf bHGOIs; (3GdGNaT GdGUZQ, GHhGdeMGSf Ydis ([S.N] : (3eLeY GddZI GdYQHjI , s, 1974)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3OhGhjf hbUGFOs; (3GdOhdI GdYHGSjI GdKGfjIs