Montoya Giraldo, Oscar Danilo, Walter Gil-González, and Adolfo Jaramillo-Matta. “A Generalized Backstepping Controller Design for a Second-Order Magnetic Levitation System”. Statistics, Optimization & Information Computing 13, no. 1 (October 31, 2024): 286-296. Accessed April 3, 2025. http://47.88.85.238/index.php/soic/article/view/2205.