Eng. Umer Mehmood. (2009) Pilot Testing of Solar Water Pumps. Lahore-Pakistan, Punjab, 2-8, 27, 31.
 Chris Callahan, P.E. and Waterman, B. (2013) Solar Water Pumping Basics. UVM Extension, 1-9.
 Morales, T.D. and Busch, J. (2010) Design of Small Photovoltaic (PV) Solar-Powered Water Pump Systems. Technical Note No. 28, United States Department of Agriculture, Washington DC, 55-71.
 Vick, B.D. and Clark, R.N. (2009) Determining the Optimum Solar Water Pumping System for Domestic Use or Irrigation. Proceedings of the 4th Renewable Energy Policy and Marketing Conference, 4, 132-145.
 Museruka, C. and Mutabazi, A. (2007) Assessment of Global Solar Radiation over Rwanda. International Conference on Clean Electrical Power, Capri, 21-23 May 2007, 670-676.