BARNIKEL, F.; PLOETZ, R. THE ACQUISITION OF SPATIAL COMPETENCE – FAST AND EASY MULTIDISCIPLINARY LEARNING WITH AN ONLINE GIS. European Journal of Geography, [S. l.], v. 6, n. 2, p. 6–14, 2023. Disponível em: https://www.eurogeojournal.eu/index.php/egj/article/view/418. Acesso em: 12 may. 2025.