@article{montufar2015geometry,
	title={Geometry and Determinism of Optimal Stationary Control in Partially Observable {M}arkov Decision Processes},
	author={{Guido Mont\'ufar} and Keyan Ghazi-Zahedi and Nihat Ay},
	journal={arXiv:1503.07206},
	year={2015},
	url={http://arxiv.org/abs/1503.07206},
}