DECYK, Kamil. THE INNOVATIVENESS OF THE SERVICE SECTOR IN THE EUROPEAN UNION COUNTRIES. Management and Administration Journal, [S. l.], v. 49, n. 122, p. 45–54, 2020. DOI: 10.34739/zn.2019.49.05. Disponível em: https://czasopisma.uph.edu.pl/znadministracja/article/view/1510. Acesso em: 22 dec. 2024.