BERG, Åke; KVARNBÄCK, O. Preferences for different arable field types among breeding farmland birds—a review. Ornis Svecica, Lund, Sweden, v. 15, n. 1, p. 31–42, 2005. DOI: 10.34080/os.v15.22755. Disponível em: https://journals.lub.lu.se/os/article/view/22755. Acesso em: 7 jul. 2022.