MALZAHN, Nils; ZIEBARTH, Sabrina; KLOKE, Dominik; HOPPE, H. Ulrich. Self-Enriching Ontology-Based Casual Learning Games. COMPUTING AND INFORMATICS, [S. l.], v. 34, n. 3, p. 652–677, 2015. Disponível em: https://www.cai.sk/ojs/index.php/cai/article/view/3224. Acesso em: 25 apr. 2024.