EPIFANOVA, Natalya Sergeevna. Border regions in the context of spatial theories. Gosudarstvennaya Sluzhba, [S. l.], v. 25, n. 3, p. 31–37, 2023. DOI: 10.22394/2070-8378-2023-25-3-31-37. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/487. Acesso em: 8 nov. 2026.