de Souza, J. M. B., P. H. M. Rêgo, G. B. Sousa, and J. V. R. Lima. “Optimal Control and Adaptive Learning for Stabilization of a Quadrotor-Type Unmanned Aerial Vehicle via Approximate Dynamic Programming”. Revista De Informática Teórica E Aplicada, vol. 29, no. 3, Dec. 2022, pp. 21-35, doi:10.22456/2175-2745.121388.