Balderama, O. F., Velasco, R. D., Lazaro, S. V., & Castro, A. J. (2008). Techno-economic viability, environmental impact and development approaches for photovoltaic pumping system in Cagayan Valley Region. Philippine Agricultural Mechanization Journal.
Chicago-referens (17:e uppl.)Balderama, O. F., R. D. Velasco, S. V. Lazaro, och A. J. Castro. "Techno-economic Viability, Environmental Impact and Development Approaches for Photovoltaic Pumping System in Cagayan Valley Region." Philippine Agricultural Mechanization Journal 2008.
MLA-referens (9:e uppl.)Balderama, O. F., et al. "Techno-economic Viability, Environmental Impact and Development Approaches for Photovoltaic Pumping System in Cagayan Valley Region." Philippine Agricultural Mechanization Journal, 2008.
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