(3EJaGbjI GdCee GdeJMOI HTCf GdHjY GdOhdj ddHVGFY (B:s (3OQGSI aj bGfhf GdJLGQI GdOhdj (B/s - (3eMSf Tajbs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1988)
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOhdj GdYGes -- (3GdeYGgOGJ hGdGJaGbGJ GdOhdjIs