@conference {CHLOifac05,
	title = {Uniform Semiglobal Practical Asymptotic Stability for nonlinear time-varying systems in cascade},
	booktitle = {Proc. 16th. IFAC World Congress},
	year = {2005},
	month = {July},
	address = {Praha, Tcheck Republic},
	keywords = {Robotics},
	author = {A. Chaillet and A. Lor}
}
