\input zb-basic
\input zb-ioport
\iteman{io-port 50129728}
\itemau{Lin, Hongwei; Zhang, Zhiyu}
\itemti{An extended iterative format for the progressive-iteration approximation}
\itemso{Computers & Graphics 35, No. 5, 967-975 (2011).}
\itemcc{}
\itemut{}
\itemli{doi:10.1016/j.cag.2011.07.003}
\end