https://revistas.pedagogica.edu.co/index.php/RF <p><strong>ISSN: 0123-4870</strong><br><strong>e-ISSN: 2462-8417</strong></p> es-ES Sat, 08 Mar 2014 23:52:07 -0500 OJS 3.3.0.11 http://blogs.law.harvard.edu/tech/rss 60