1. Radiocarbon dating of flood events, Katherine Gorge, Northern Territory, Australia;Baker;Geology,1985
2. Billingsley, G.H., Jr., Huntoon, P.W., 1983. Geologic map of Vulcans Throne and vicinity, western Grand Canyon, Arizona: Grand Canyon, Arizona, Grand Canyon Natural History Association Map, scale 1:62,500, 1 sheet.
3. Birkeland, P.W., 1984. Soils and Geomorphology. Oxford Univ. Press, New York, 372 p.
4. Bowers, J.E., Webb, R.H., Pierson, E.A., 1998. Primary succession of desert plants on debris-flow terraces, Grand Canyon, Arizona, USA, J. Arid Environ., in press.
5. Dating geomorphic surfaces using cosmogenic 3He;Cerling;Quat. Res.,1990