<https://www.qelsi.it/2018/libia-firmata-la-tregua-ma-ce-allarme-sul-petrolio-italiano/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.qelsi.it/2018/libia-firmata-la-tregua-ma-ce-allarme-sul-petrolio-italiano/>