PETROVIC-DZERDZ, Maristela. Gamifying Online Tests to Promote Retrieval-Based Learning. The International Review of Research in Open and Distributed Learning, [S. l.], v. 20, n. 2, 2019. DOI: 10.19173/irrodl.v20i2.3812. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/3812. Acesso em: 25 apr. 2024.