\input zb-basic
\input zb-ioport
\iteman{io-port 71039245}
\itemau{Kieninger, Thomas; Kuhn, Norbert}
\itemti{Hyperbraille: a hypertext system for the blind}
\itemso{ASSETS, 92-99 (1994).}
\itemcc{}
\itemut{}
\itemli{doi:10.1145/191028.191053}
\end