REIF, Jiří; ŠTĚPÁNKOVÁ, Klára. Global analysis of threat status reveals higher extinction risk in tropical than in temperate bird sister species. European Journal of Ecology, [S. l.], v. 2, n. 1, p. 21–34, 2019. DOI: 10.1515/eje-2016-0003. Disponível em: https://journals.ku.edu/EuroJEcol/article/view/11641.. Acesso em: 6 may. 2024.