VIKTOR, Tomas. Territory density and nest site choice of Magpie Pica pica in different types of urban settings. Ornis Svecica, Lund, Sweden, v. 19, n. 1, p. 13–18, 2009. DOI: 10.34080/os.v19.22659. Disponível em: https://journals.lub.lu.se/os/article/view/22659. Acesso em: 8 oct. 2024.