Nguyen Thi Luyen, Vu Dinh Dat, and Nguyen Thi Van Anh. “DESIGN AND STABILIZATION CONTROL OF ELECTRIC HEATING FURNACE TEMPERATURE USING DIGITAL PID CONTROLLER”. Journal of Applied Science and Technology, Vol. 42, June 2024, pp. 86-92, http://jst.utehy.edu.vn/index.php/jst/article/view/705.