EVOLUCIÓN DE LOS LENGUAJES DE MARCAS By Josele221295 Sep 21, 1970 GML Mar 24, 1982 POSTSCRIPT Nov 30, 1984 LaTex Oct 18, 1985 TEX Feb 11, 1986 XML Oct 18, 1986 SGML Nov 22, 1989 HTML Aug 17, 1991 PDF Dec 23, 1996 CSS Sep 14, 2000 XHTML