ABU-ALAM, Tamer. Open Polar: A mid-way report toward a unique service. Ravnetrykk, Tromsø, Norway, n. 39, p. 123–135, 2020. DOI: 10.7557/15.5505. Disponível em: https://septentrio.uit.no/index.php/Ravne/article/view/5505. Acesso em: 27 apr. 2026.