Vo Thi Huong, Nguyen Ngoc Quang, Chu Thi Thanh Tho, Pham Ngoc Thang, and Do Thanh Hieu. “AN IMPROVED P&O MAXIMUM POWER POINT TRACKING METHOD FOR PHOTOVOLTAIC SYSTEMS UNDER RAPIDLY CHANGING IRRADIANCE CONDITIONS”. UTEHY Journal of Science and Technology 19 (October 10, 2018): 22-28. Accessed October 8, 2022. http://tapchi.utehy.edu.vn/index.php/jst/article/view/83.