1. Moores, E. M. Geology 19, 325–428 (1991).
2. Dalziel, I. W. D. Geology 19, 598–601 (1991).
3. Hoffman, P. F. Science 252, 1409–1412 (1991).
4. Du Toit, A. L. Our Wandering Continents (Oliver & Boyd, Edinburgh, 1937)
5. De Wit, M., Jeffery, M., Bergh, H. & Nicolaysen, L. O. Geological Map of Sector of Gondwana Reconstructed to their Disposition ˜ 150 Ma (American Association of Petroleum Geologists, Tulsa, 1988).