HARIO, M. Onset and pattern of primary moult in the Lesser Black-backed Gull Larus f. fuscus – a comparison with the Herring Gull L. argentatus. Ornis Fennica, [S. l.], v. 61, n. 1, p. 19–23, 1984. Disponível em: https://ornisfennica.journal.fi/article/view/133143. Acesso em: 19 maj. 2024.