S.HUSSEIN, S.; GHAZALI, R.; JAAFAR, H.; SOON, C. C. Analysis of 3D Gantry Crane System by PID and VSC for Positioning Trolley and Oscillation Reduction. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), [S. l.], v. 8, n. 7, p. 139–143, 2016. Disponível em: https://jtec.utem.edu.my/jtec/article/view/1295. Acesso em: 3 jan. 2025.