BRAUN, Michael P. et al. Effects of cold winters and roost site stability on population development of non-native Asian ring-necked parakeets (Alexandrinus manillensis) in temperate Central Europe – Results of a 16-year census. European Journal of Ecology, [S. l.], v. 4, n. 2, p. 49–55, 2018. DOI: 10.2478/eje-2018-0010. Disponível em: https://journals.ku.edu/EuroJEcol/article/view/11627. Acesso em: 13 mar. 2025.