ELGMORK, Kåre. Dynamics of garden birds at a feeding station in a suburban area near Oslo, Norway, 2000–2008. Ornis Svecica, Lund, Sweden, v. 21, n. 2–4, p. 179–189, 2011. DOI: 10.34080/os.v21.22605. Disponível em: https://journals.lub.lu.se/os/article/view/22605. Acesso em: 30 apr. 2024.