1. ——— and May R. M. (1991) Infectious Disease of Humans Dynamics and Control. Oxford, Oxford University Press.
2. ——— (1818) Narrative of an Expedition to Explore the River Zaire, usually called the Congo, in South Africa, in 1816, under the Direction of Captain J. K. Tuckey, R.N. To which is added, the Journal of Professor Smith; some General Observations on the Country and its Inhabitants; and an Appendix: containing the Natural History of that part of the Kingdom of Congo through which the Zaire flows. London, John Murray.
3. Arnaud. (1852) Mouche vénimeuse de l’Afrique Méridionale. Comptes Rendus Hebdomadaires des Scéances de l’Academie des Sciences. 35, 603.
4. ——— Burtt, E. and Fairbairn, H. (1959) The experimental infection of some African wild animals with Trypanosoma rhodesiense, T. brucei and T. congolense. Ann. trop. Med. Parasitol. 53, 147–161.
5. Baker, J. R. (1963) Speculations on the evolution of the family Trypanosomatidae Doflein 1901. Exp. Parasitology. 13, 219–233.