"Tunisia Constitution, Article 1". 1957-07-25. Arkiveret fra originalen 6. april 2006. Hentet 2009-12-23. Translation by the University of Bern: Tunisia is a free State, independent and sovereign; its religion is the Islam, its language is Arabic, and its form is the Republic.
Faten Attig-Bahar; Uwe Ritschel; Peter Akari; Ibrahim Abdeljelil; Mahbouba Amairi (november 2021), "Wind energy deployment in Tunisia: Status, Drivers, Barriers and Research gaps—A Comprehensive review", Energy Reports, 7: 7374-7389, doi:10.1016/J.EGYR.2021.10.087, Wikidata Q114398454
"Tunisia Constitution, Article 1". 1957-07-25. Arkiveret fra originalen 6. april 2006. Hentet 2009-12-23. Translation by the University of Bern: Tunisia is a free State, independent and sovereign; its religion is the Islam, its language is Arabic, and its form is the Republic.
Faten Attig-Bahar; Uwe Ritschel; Peter Akari; Ibrahim Abdeljelil; Mahbouba Amairi (november 2021), "Wind energy deployment in Tunisia: Status, Drivers, Barriers and Research gaps—A Comprehensive review", Energy Reports, 7: 7374-7389, doi:10.1016/J.EGYR.2021.10.087, Wikidata Q114398454