ZYRYANOV, S. V.; EGOROV, S. A. Status of the harbour seal (<i>Phoca vitulina</i>) along the Murman coast of Russia. NAMMCO Scientific Publications, [S. l.], v. 8, p. 37–46, 2010. DOI: 10.7557/3.2670. Disponível em: https://septentrio.uit.no/index.php/NAMMCOSP/article/view/2670. Acesso em: 28 mar. 2024.