MATEI, Gheorghe. Urban hierarchy and spatial interaction in the regional urban system in Dobrogea, Romania. Journal for Geography, [S. l.], v. 19, n. 2, p. 93–116, 2024. DOI: 10.18690/rg.19.2.4560. Disponível em: https://old.journals.um.si/index.php/geography/article/view/4560. Acesso em: 8 nov. 2025.