\input zb-basic
\input zb-ioport
\iteman{io-port 70961341}
\itemau{Hamburger, Henry; Lodgher, Akhtar}
\itemti{Exploration in coinland}
\itemso{ICCAL, 158-166 (1989).}
\itemcc{}
\itemut{}
\itemli{doi:10.1007/3-540-51142-3\_58}
\end