<https://alkas.lt/2013/07/02/prof-v-radzvilas-apie-europos-sajunga-video/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://alkas.lt/2013/07/02/prof-v-radzvilas-apie-europos-sajunga-video/?replytocom=117485>