1. Anderson E. M. (1951) The Dynamics of Faulting (Oliver & Boyd, Edinburgh), p 206.
2. Bailey Willis 1936. East African'Plateaus and Rift Valleys. Carnegie Instn, Wash.
3. Scale model reproduction of tension faults
4. Baker, B. H. 1965. An outline of the geology of the Kenya Rift Valley. In: Report of the geology and geophysics of the East African Rift System. UMC/UNESCO Seminar 1965, Nairobi.
5. The geology of the Eastern Rift System of Africa;Baker;Spec. Pap. geol. Soc . Am,1972