Gaucher, Claudio; Bossi, Jorge; Blanco, Gonzalo (2009). "Palaeogeography". Neoproterozoic-Cambrian Tectonics, Global Change and Evolution: A Focus on South Western Gondwana. Developments in Precambrian Geology. Vol. 16. pp. 131–41. doi:10.1016/S0166-2635(09)01609-0. ISBN978-0-444-53249-7.