ČERNE, Andrej. The significance of regional planning. Journal for Geography, [S. l.], v. 3, n. 1, p. 25–35, 2008. DOI: 10.18690/rg.3.1.3128. Disponível em: https://old.journals.um.si/index.php/geography/article/view/3128. Acesso em: 8 nov. 2025.