@conference {BallhausACDU:1992,
	title = {{Stanford aerospace robotics laboratory research overview}},
	booktitle = {Proceedings of the Space Operations, Applications and Research Symposium},
	year = {1992},
	month = {August},
	address = {Houston, TX},
	author = {W. L. Ballhaus and L. J. Alder and V. W. Chen and W. C. Dickson and M. A. Ullman}
}
