List of sources:
Bordini, M.A. Umtali altar site excavations, 1905: Further comments on and new references to the original field notes of E. M. Andrews. Zimbabwe prehistory, 1983, No. 19, pp. 23-25.
Edward M. Andrews. Royal Anthropological Institute (RAI). Retrieved on 27 December 2022 from https://historywiki.therai.org.uk/index.php?title=Edward_M._Andrews
Hubbard, P. A bibliography of Zimbabwean archaeology to 2005, Version 1.0, January 2007 (digital document available from the author).
Randall-MacIver, D. Report on ruins in Rhodesia. Report of the 75th meeting of the British Association for the Advancement of Science, held in South Africa, 1905, pp. 302-304.
Rhodesia Scientific Association. Proceedings, 1907, Vol. 7.