@conference {76,
	title = {Optimal Lunar Landing and Retargeting using a Hybrid Control Strategy},
	booktitle = {Proceedings of AAS/AIAA Space Flight Mechanics Meeting},
	series = {NULL},
	year = {2013},
	month = {February},
	keywords = {hybrid systems},
	author = {D.R. Wibben and R. Furfaro and R. G. Sanfelice}
}
