\input zb-basic
\input zb-ioport
\iteman{io-port 70714331}
\itemau{Lee, Seungkyu; Collins, Robert T.; Liu, Yanxi}
\itemti{Rotation symmetry group detection via frequency analysis of frieze-expansions}
\itemso{CVPR (2008).}
\itemcc{}
\itemut{}
\itemli{doi:10.1109/CVPR.2008.4587831}
\end