http://cetri-tires.org/press/2013/territorio-zero-manifesto-per-una-societa-a-emissioni-zero-rifiuti-zero-chilometro-zero/
https://sites.google.com/site/gruppizeroitalia/home
https://www.facebook.com/TerritorioZero/
http://www.enea.it/it/comunicare-la-ricerca/news/green-generation-un-film-di-sergio-malatesta