@INPROCEEDINGS{
TITLE="A simple adaptive observer for nonlinear systems",
AUTHOR="E. Bullinger, A. Ilchmann, and F. Allgower.",
YEAR="1998",
BOOKTITLE="Proc. of the IFAC Nonlinear Control Systems Design, NOLCOS98, Enschede, The Netherlands, volume 3, pages 806-811, 1998.",
PAGES=""
}