DEGTYAREV, Victor G. Distribution, trends and threats to Eastern Taiga Bean Goose Anser fabalis middendorffii in the River Lena basin, East Siberia. Wildfowl, [S. l.], v. 74, p. 23–39, 2024. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/156377. Acesso em: 16 dec. 2025.