\input zb-basic
\input zb-ioport
\iteman{io-port 71016053}
\itemau{Anderson, Ross J.}
\itemti{Liability and computer security: nine principles}
\itemso{ESORICS, 231-245 (1994).}
\itemcc{}
\itemut{}
\itemli{doi:10.1007/3-540-58618-0\_67}
\end