FOX, Anthony D et al. Current estimates of goose population sizes in western Europe, a gap analysis and an assessment of trends. Ornis Svecica, Lund, Sweden, v. 20, n. 3–4, p. 115–127, 2010. DOI: 10.34080/os.v20.19922. Disponível em: https://journals.lub.lu.se/os/article/view/19922. Acesso em: 20 jul. 2024.