BUDEVIČA, Līga; ČERPINSKA, Aija; ZNOTIŅA, Daina. THE SCHENGEN AREA - THE CHALLENGES OF ITS EXISTENCE AND THE NEED FOR REFORM. BORDER SECURITY AND MANAGEMENT, Rezekne, Latvia, v. 3, n. 8, p. 113–123, 2020. DOI: 10.17770/bsm.v3i8.5364. Disponível em: https://journals.ru.lv/index.php/BSM/article/view/5364.. Acesso em: 22 dec. 2024.