Convergence and numerical stability of action-dependent heuristic dynamic programming algorithms based on RLS learning for online DLQR optimal control. - Guilherme Bonfim De Sousa; Patrícia Helena Moraes Rêgo (Int. J. Comput. Sci. Eng., 2019)

Optimal Control and Adaptive Learning for Stabilization of a Quadrotor-type Unmanned Aerial Vehicle via Approximate Dynamic Programming. - Joelson Miller Bezerra De Souza; Patrícia Helena Moraes Rêgo; Guilherme Bonfim De Sousa; Janes Valdo Rodrigues Lima (RITA, 2022)