(3GTJQGcI GdGSdGe (B/s - (3eUWai GdSHGYjs ((3GdbGgQI (B:s (3GdOGQ GdbhejI ddWHGYI hGdfTQ,s, 1960)
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3jTJed Ydi edGMb(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGTJQGcjI hGdESdGes