LARSSON, K. Age and sex ratios in the declining West Siberian/North European population of Long-tailed Duck wintering in the Baltic Sea: Implications for conservation. Ornis Fennica, [S. l.], v. 99, n. 4, p. 117–131, 2022. DOI: 10.51812/of.113681. Disponível em: https://ornisfennica.journal.fi/article/view/113681. Acesso em: 25 apr. 2024.