International Water Management Institute (IWMI). 2020. IWMI Annual report 2019. Colombo, Sri Lanka: International Water Management Institute (IWMI). 60p. [doi: 10.5337/2020.208]
Wood, J.F..; Mupeta, B.T., 'The use of oilseed cake from small-scale processing operations for inclusion in rations for peri-urban poultry and small ruminant production. Natural Resources Institute (NRI), Chatham, UK. 68 pp. Final Technical Report', 2003