Conti, A. Rec. E. Skaug, Contributions to Giotto’s Workshop, «Mitteilungen des Kunsthistorischen Institutes in Florenz» XV/2 (1971). ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI LETTERE E FILOSOFIA, 1(2), 619-620. Recuperato da https://journals.sns.it/index.php/annalilettere/article/view/2113