Casals, Sophie (20 January 2011). "Bus: ça roule, mais..."Nice-Matin (in French). Nice: Nice Matin Group. Archived from the original on 23 January 2011. Retrieved 2011-07-14.
Casals, Sophie (20 January 2011). "Bus: ça roule, mais..."Nice-Matin (in French). Nice: Nice Matin Group. Archived from the original on 23 January 2011. Retrieved 2011-07-14.