HJORT, C.; ANDERSSON, A.; WALDENSTRÖM, J. Wintering birds on the island of Capri, southwestern Italy. Ornis Svecica, Lund, Sweden, v. 16, n. 1–2, p. 62–68, 2006. DOI: 10.34080/os.v16.22720. Disponível em: https://journals.lub.lu.se/os/article/view/22720. Acesso em: 29 nov. 2022.