(3eHGOF GdELQGAGJ GdLfGFjI aj GdbGfhf GdeUQj (B/ s - (3JCdja QDha YHjO(B.s ((3GdbGgQI (B: s (3eWHYI fgVI eUQ,s, 1970)
(3jTJed Ydi cTGa(B.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3bGfhf GdELQGAGJ GdLfGFjIs -- (3eUQs; (3GdbGfhf GdLfGFjs -- (3eUQs