@InProceedings{ engel12iros,
	author = {J. Engel and J. Sturm and D. Cremers},
	title = "Camera-Based Navigation of a Low-Cost Quadrocopter",
	booktitle = "Proc. of the International Conference on Intelligent Robot Systems (IROS)",
	year = "2012",
	month= "Oct.",
        keywords="quadrocopter,ardrone,sturmselection",
}