TY  - BOOK
AU  - Ellis,George
TI  - Observers in control systems: a practical guide 
SN  - 012237472X
PY  - 2002///
CY  - San Diego, CA
PB  - Academic Press
KW  - Observers (Control theory)
N1  - Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/toc/els031/2002104256.html
ER  -