<https://www.citm.upc.edu/blog?lang=ca/#articleImage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.citm.upc.edu/blog/reviu-la-diversio-del-danger-room-amb-el-video-del-salo-de-lensenyament-2017/?lang=ca>