(3eLehYI QSGFd(B.s (3GdeLdO GdKGfi (B/s (3GdTjN YHOGddg Hf RSO Bd eMehOs - (3YHOGddg Hf RSO Bd eMehOs ((3bWQ (B:s (3GdecJH GdGSdGei,s, 1978)
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdTQjYI GdGSdGejIs -- (3QSGFds