1. Aitken, W.G. 1948. Report on a certain sites of archaeological interest in Kondoa Irangi district. M/S, Kondoa district books. Microfilm, National Archives, Dar es Salaam, Tanzania.
2. Anati, E. 1986. The mountain of God: Har Karkom. New York: Rizzoli.
3. Bagshawe, F.J. 1923. Rock paintings Kengeju Bushmen, Tanganyika Territory. Man 23: 146–147.
4. Bower, J.R.F. 1973. Serenora: Excavations at a Stone Bowl site in Serengeti National Park, Tanzania. Azania 8: 71–104.
5. Bwasiri, E.J. 2011. The implications of the management of indigenous living heritage. The case study of Mongomi wa Kolo rock paintings world heritage sites, central Tanzania. Southern Africa Archaeological Bulletin 194: 129–135.