1. Desowitz, R. S. (1959). ‘The immunological response of resistant and susceptible breeds of cattle to trypanosomal challenge’.Annals of tropical Medicine and Parasitology,53, 293–313.
2. Fairclough, R. (1963). ‘Observations on the use of berenil against trypanosomises of cattle in Kenya’.Veterinary Record,75, 1107–1112.
3. Gray, A. R. & Roberts, C. J. (1968). A summary of progress in experiments on the cyclical transmission of drug resistant strains of trypanosomes, in International Scientific Council for Trypanosomiasis Research, 12th meeting (OAU/STRC) publication no. (in Press).
4. Hoeve, van, K. &Cunningham, M. P. (1964a). ‘Prophylactic activity of berenil against trypanosomes in treated cattle’.Veterinary Record,76, 260.
5. Hoeve, van, K. & Cunningham, M. P. (1964b). ‘Some observations on the treatment of cattle with berenil’, in International Scientific Council for Trypanosomiasis Research 11th meeting C.C.T.A. publication no. 100.