@conference {59, title = {Attitude Control for Optimal Generation of Energy From Multiple Energy Sources}, booktitle = {Proceedings of the ASEE Conference}, series = {NULL}, year = {2012}, address = {Chicago, IL}, keywords = {attitude control}, author = {M. Robles and R. G. Sanfelice and G. Campa} } @conference {46, title = {Hybrid Controllers for Tracking of Impulsive Reference Trajectories: A Hybrid Exosystem Approach}, booktitle = {Proc. 14th International Conference Hybrid Systems: Control and Computation}, series = {NULL}, year = {2011}, pages = {231{\textendash}240}, keywords = {hybrid systems}, url = {https://hybrid.soe.ucsc.edu/files/preprints/46.pdf}, author = {M. Robles and R. G. Sanfelice} }