\input zb-basic
\input zb-ioport
\iteman{io-port 70596519}
\itemau{Zanibbi, Richard; Yuan, Bo}
\itemti{Keyword and image-based retrieval of mathematical expressions}
\itemso{DRR, 1-10 (2011).}
\itemcc{}
\itemut{}
\itemli{doi:10.1117/12.873312}
\end