1. Clark JD. Atlas of African Prehistory. University of Chicago Press, USA; 1967. p. 64.
2. Barriere P, Hutterer R, Nicolas V, et al. Investigating the role of Natural gallery forests outside the Congolese rain forest as a refuge for African forest shrews. Belgian Journal of Zoology. 2005;135:21−29.
3. Bishop WW, Posnansky M. Pleistocene Environments and Early Man in Uganda. Uganda Jour. 1960;24(1):44−61.
4. Schluter T. Geology of East Africa. Gebruder Borntraeger, Germany; 1997. p. 484.
5. Johnson TC, Scholz CA, Talbot MR, et al. Late Pleistocene Desiccation of Lake Victoria and Rapid Evolution of Cichlid Fishes. Science. 1996;273(5278):1091−1093.