(3eKdK HQehOG h GdCWHGb GdWGFQg Hjf GdMbjbg h GdCSWhQg (B/ s - (3GdYHO Gddg, QjGV eUWais ((3MdH (B:s (3OGQ GdcJGH GdYQHj,s, 1982)
Keywords: (3YLGFH h ZQGFHs