VAN BEMMELEN, Rob. Immature Long-tailed Skuas Stercorarius longicaudus in Swedish Lapland in 2009. Ornis Svecica, Lund, Sweden, v. 20, n. 2, p. 81–86, 2010. DOI: 10.34080/os.v20.22634. Disponível em: https://journals.lub.lu.se/os/article/view/22634. Acesso em: 1 may. 2024.