The regional policy of Bulgaria and the European city. Smart Cities and Regional Development (SCRD) Journal, [S. l.], v. 5, n. 1, p. 9–15, 2021. DOI: 10.25019/scrd.v5i1.91. Disponível em: https://www.scrd.eu/index.php/scrd/article/view/91.. Acesso em: 5 may. 2024.