HERRERA GARZÓN, M. A.; CHAMORRO HERNÁNDEZ, W. O.; GÓMEZ REYES, A. P.; CAMACHO QUINTERO, O. E. Two-Wheeled Inverted Pendulum Robot NXT Lego Mindstorms: Mathematical Modelling and Real Robot Comparisons. Revista Politécnica, [S. l.], v. 36, n. 1, p. 12, 2015. Disponível em: https://revistapolitecnica.epn.edu.ec/ojs2/index.php/revista_politecnica2/article/view/462. Acesso em: 8 ago. 2020.