MAIER, G. OpenStreetMap, the Wikipedia Map. REGION, [S. l.], v. 1, n. 1, p. R3-R10, 2014. DOI: 10.18335/region.v1i1.70. Disponível em: https://openjournals.wu.ac.at/ojs/index.php/region/article/view/70. Acesso em: 4 jul. 2022.