- https://en.wikipedia.org/wiki/Open-source-software_movement
- https://fr.wikipedia.org/wiki/Open_source
- https://en.wikipedia.org/wiki/Open-source_model
- https://open-source.developpez.com/actu/258078/L-open-source-souffre-t-il-d-un-probleme-du-travail-gratuit-Oui-selon-Havoc-Pennington/
- http://www.open-source-guide.com/Actualites/Logiciels-open-source-une-adoption-croissante-mais
- https://anybox.fr/blog/pourquoi-l-open-source
- https://su2.info/doc/opensource/os.php
- https://sourceforge.net/directory/os:linux/
