KEPPIE, J. D.; KEPPIE, D. F. Ediacaran–Middle Paleozoic Oceanic Voyage of Avalonia from Baltica via Gondwana to Laurentia: Paleomagnetic, Faunal and Geological Constraints. Geoscience Canada, [S. l.], v. 41, n. 1, p. 5–18, 2014. DOI: 10.12789/geocanj.2014.41.039. Disponível em: https://journals.lib.unb.ca/index.php/GC/article/view/20418. Acesso em: 28 nov. 2021.