KAMPE-PERSSON, Hakon. Naturalised geese in Europe. Ornis Svecica, Lund, Sweden, v. 20, n. 3–4, p. 155–173, 2010. DOI: 10.34080/os.v20.22625. Disponível em: https://journals.lub.lu.se/os/article/view/22625. Acesso em: 11 dec. 2023.