HAUG, Tore; HAMMILL, Mike O; ÓLAFSDÓTTIR, Droplaug. Introduction: Grey seals in the North Atlantic and the Baltic. NAMMCO Scientific Publications, Tromsø, Norway, v. 6, p. 7–12, 2007. DOI: 10.7557/3.2717. Disponível em: https://septentrio.uit.no/index.php/NAMMCOSP/article/view/2717. Acesso em: 12 may. 2026.