\input zb-basic
\input zb-ioport
\iteman{io-port 70052771}
\itemau{Ying, Xianghua; Hu, Zhanyi; Zha, Hongbin}
\itemti{Fisheye lenses calibration using straight-line spherical perspective projection constraint}
\itemso{ACCV (2), 61-70 (2006).}
\itemcc{}
\itemut{}
\itemli{doi:10.1007/11612704\_7}
\end