Rungsiyopas, M., and C. Chuenwattanapraniti. “Performance Analysis of a Small-Scale Photovoltaic Water Pumping System”. SAU JOURNAL OF SCIENCE & TECHNOLOGY, vol. 8, no. 1, June 2022, pp. 10-27, https://ph01.tci-thaijo.org/index.php/saujournalst/article/view/248036.