JAKOBSSON, Gunnar; JOHANSSON, Bjorn. Migration routes and behaviour of skuas Stercorarius. Ornis Svecica, Lund, Sweden, v. 11, n. 4, p. 191–210, 2001. DOI: 10.34080/os.v11.22846. Disponível em: https://journals.lub.lu.se/os/article/view/22846. Acesso em: 7 may. 2024.