SCHAAL, S. Location-based games with smartphones – developing a toolbox for educators. New Trends and Issues Proceedings on Humanities and Social Sciences, [S. l.], v. 3, n. 1, p. 417–430, 2017. DOI: 10.18844/prosoc.v3i1.1799. Disponível em: https://www.un-pub.eu/ojs/index.php/pntsbs/article/view/1799. Acesso em: 30 apr. 2024.