(3OQGSGJ ai GdTYQ GdYQHi GdeYGUQ (B/s - (3Thbi Vjas ((3GdbGgQI (B: s (3ecJHI GdNGfLi,s, 1953)
Keywords: (3Thbi Vja s; (3GdTYQ GdYQHis; (3GdGOH GdYQHis