@conference {HollarsC:1989,
	title = {{Experimental Implementation of a Nonlinear Estimator in the Control of Flexible Joint Manipulators}},
	booktitle = {Proceedings of the IFAC Aerospace Conference},
	year = {1989},
	month = {July},
	address = {Tsukuba, Japan},
	author = {Michael G. Hollars and Robert H. Cannon Jr.}
}
