Prapita Thanarak และผู้แต่งคนอื่นๆ. (2006) Economic Evaluation of Photovoltaic Systems for Rural Electrification in Thailand. <i>International Journal of Renewable Energy</i>, <i>Vol. 1</i>(No.2), pp 45-54.Prapita Thanarak และผู้แต่งคนอื่นๆ. "Economic Evaluation of Photovoltaic Systems for Rural Electrification in Thailand". International Journal of Renewable Energy Vol. 1 (2006):pp 45-54.Prapita Thanarak และผู้แต่งคนอื่นๆ. Economic Evaluation of Photovoltaic Systems for Rural Electrification in Thailand. School of Renewable Energy Technology:ม.ป.ท. 2006.