Thai Hoang, Huynh, and Nguyen Vinh Hao. “BUILDING INTELLIGENT CONTROL EXPERIMENTS AT LOW COST”. VNUHCM Journal of Science and Technology Development 7, no. 9 (September 30, 2004): 44-50. Accessed April 27, 2025. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3254.