<https://m-x.com.mx/analisis/hugo-lopezgatell-el-politico-y-el-cientifico-la-metamorfosis/#article>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://m-x.com.mx/analisis/hugo-lopezgatell-el-politico-y-el-cientifico-la-metamorfosis/>