WIIG, Øystein. The Grey Seal Halichoerus grypus (Fabricius) and the Common Seal Phoca vitulina L. in Troms, northern Norway. Fauna norvegica, [S. l.], v. 9, p. 43-46, 1988. DOI: 10.5324/fn.v9i0.6082. Disponível em: https://www.ntnu.no/ojs/index.php/fauna_norvegica/article/view/6082. Acesso em: 22 nov. 2024.