(3Mb GdabQGA GdeSdejf ai KQhGJ GdCeI GdESdGejI (B/s - (3GdSjO YWjI YHOGdhGMOs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1992)
160 (3HHdjhLQGajG(B: (3UaMI(B.s
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdYOGdIs; (3GdYOGdI GdGLJeGYjIs