As of 2013 the University’s motto is Alma mater studiorum A.D. 1088. The University has about 85,000 students in its 23 schools. It has branch centres in Imola, Ravenna, Forlì, Cesena and Rimini and a branch center abroad in Buenos Aires. It also has a school of excellence named Collegio Superiore di Bologna. It is widely recognised as the oldest university in continuous operation, considering that it was the first to use the term universitas for the corporations of students and masters which came to define the institution.