1. ADEME. Study for a simplified LCA methodology adapted to bioproducts, BIO intelligence service for the French environment and energy management agency (ADEME); 2009.
2. BSI British Standard BSI: PAS 2050. Specification for the assessment of the life cycle greenhouse gas emissions of goods and services; 2008.
3. ISO. ISO 14040 International standard. In: environmental management. life cycle assessment – principles and framework. International organisation for standardization.geneva, Switzerland, ISO documents available on http://www.iso.org/; 2006.
4. Solar powered water pumping systems;Eker;Trakia Journal of Sciences, Trakia University,2005
5. Andrada P, Castro J. Solar Photovoltaic water pumping system using a new linear actuator. Grupd’Accionaments Electrics ambCommutacióElectrònica (GAECE), England; 2008.