https://www.wto.org/english/tratop_e/envir_e/trade-climate-change_info_brief_no7_e.pdf
https://irpimedia.irpi.eu/fondi-agricoltura-ue-pac-cosa-non-funziona/
https://www.dossier.at/dossiers/aktuelles/zu-kuehl-um-wahr-zu-sein/
https://www.wto.org/english/res_e/reser_e/ersd201704_e.pdf