<https://libertadyloquesurja.com/libertad-y-lo-que-surja/libertad-y-lo-que-surja/#author>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://libertadyloquesurja.com/2019/02/04/que-es-la-especulacion-mitos-desmentidos/>