\input zb-basic
\input zb-ioport
\iteman{io-port 00699839}
\itemau{Hou, M.; M\"uller, P.C.}
\itemti{Fault detection and isolation observers.}
\itemso{Int. J. Control 60, No.5, 827-846 (1994).}
\itemcc{}
\itemut{}
\itemli{doi:10.1080/00207179408921497}
\end