(3eHGOF GdELQGAGJ GdLfGFjI aj GdbGfhf GdeUQj (B/ s - (3QAha YHjOs ((3GdbGgQI (B: s (3eWHYI fgVI eUQ ,s, 1968)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3HHdjhLQGajG(B: (3UaMGJ (B801-832s
(3GdfU HGddZI GdYQHjIs
Keywords: (3bGfhf GdELQGAGJ GdLfGFjIs -- (3eUQs