GÓMEZ CHOVA, L. (ed.) - MARTÍNEZ, A. López (ed.) - CANDEL TORRES, I. (ed.). EDULEARN20 - 12th International Conference on Education and New Learning Technologies - Conference Proceedings [elektronický zdroj]: 6-7 July 2020, Palma de Mallorca, Spain. 1. vydanie. Valencia, Španielsko : IATED Academy, 2020. 10 865 s. [USB-kľúč]. ISBN 978-84-09-17979-4. ISSN 2340-1117.