Keppie, J. D., & Keppie, D. F. (2014). Ediacaran–Middle Paleozoic Oceanic Voyage of Avalonia from Baltica via Gondwana to Laurentia: Paleomagnetic, Faunal and Geological Constraints. Geoscience Canada, 41(1), 5–18. https://doi.org/10.12789/geocanj.2014.41.039