Casau P., Sanfelice R.G, Cunha R., Cabecinhas D., Silvestre C..  2013.  Global Trajectory Tracking for a Class of Underactuated Vehicles. Proceedings of the American Control Conference. :419–424.

Casau P., Sanfelice R.G, Cunha R., Silvestre C..  2015.  A Globally Asymptotically Stabilizing Trajectory Tracking Controller for Rigid Bodies using only Landmark-based Information. To appear in the International Journal of Robust and Nonlinear Control.

Casau P., Sanfelice R.G, Cunha R., Cabecinhas D., Silvestre C..  2014.  A Hybrid Feedback Controller for Robust Global Trajectory Tracking of Quadrotor-like Vehicles with Minimized Attitude Error. Proceedings of the 2014 IEEE International Conference on Robotics and Automation. :6272–6277.

Casau P., Sanfelice R.G, Cunha R., Cabecinhas D., Silvestre C..  2015.  Robust Global Trajectory Tracking for a Class of Underactuated Vehicles. Automatica. 58:90-98.