DOMINIAK, Joanna. Level of Development of Electronic Services in Poland Compared with the European Union States. Quaestiones Geographicae, [S. l.], v. 30, n. 2, p. 57–70, 2011. DOI: 10.2478/v10117-011-0018-9. Disponível em: https://pressto.amu.edu.pl/index.php/qg/article/view/v10117-011-0018-9. Acesso em: 5 may. 2024.