Pedro, Ilda Maria, Júlio da Costa Mendes, Luís Nobre Pereira, y Bernardete Santos Sequeira. «Alumni’s Perceptions about Commitment towards Their University: Drivers and Consequences». ICAReAlumni Conference Proceedings0, no. 1 (febrero 25, 2019). Accedido agosto 31, 2019. https://parc.ipp.pt:443/index.php/ICAR/article/view/3124.