Githiori, J. B. 2004.Evaluation of anthelmintic properties of ethnoveterinary plant preparations used as livestock dewormers by pastoralists and small holder farmers in Kenya. PhD thesis, Swedish University of Agricultural Sciences.
Graffham, A.; Nenguwo, N.; Yuba, T.; Chakanyuka, K.; Mharapara, O.; Mathooko, F.; Mlambo, B. Improving quality assurance systems for fresh fruits and vegetables produced by peri-urban resource poor farmers in Zimbabwe. Project Evaluation Report. (2003)