Huy Anh, Quyen, and Dang Manh Quynh. “TRANSFORMER FAULT DIAGNOSIS USING FUZZY LOGIC”. Science and Technology Development Journal 8, no. 12 (December 31, 2005): 65-71. Accessed April 4, 2025. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3108.