Jansa, P., S. Chungpaibulpatana, and B. Limmeechokchai. “A Simulation Model for Predicting the Performance of a Built-in-Storage Solar Water Heater”. Science & Technology Asia, vol. 9, no. 4, Oct. 2015, pp. 47-60, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41604.