<https://www.carjager.com/blog/article/la-citroen-cx-a-50-ans-du-projet-l-a-la-gti-turbo-2.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.carjager.com/blog/article/citroen-ax-bb-cabrio-par-ag-engineering-la-rarete-portugaise.html>