(3OjhGf Pi GdQeI (B/ s - (3Ph GdQeI (B: (3GHh GdMGQK ZjdGf Hf YbHI Hf fgjS Hf eSYhO GdYOhis ((3HjQhJ (B: s (3GdeWHYI GdhWfjI , s, 1934)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3OhGhjf hbUGFOs; (3Ph GdQeIs