12Maglio, V.J. (1973). Origin and evolution of the Elephantidae. Transactions of the American Philosophical Society Philadelphia Volume 63. American Philosophical Society, Philadelphia. Hlm. 149
↑Todd, N. E. (2001). African Elephas recki: Time, space and taxonomy. In: Cavarretta, G., Gioia, P., Mussi, M. and M. R. Palombo. The World of Elephants, Proceedings of the 1st International Congress. Consiglio Nazionale delle Ricerche, Rome, pp. 693–697.
↑Todd, N. E. (2005). Reanalysis of African Elephas recki: Implications for time, space and taxonomy. Quaternary International 126–128: 65–72.
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