\input zb-basic
\input zb-ioport
\iteman{io-port 50316041}
\itemau{Fonseca, Manuel J.; Ferreira, Alfredo; Jorge, Joaquim A.}
\itemti{Sketch-based retrieval of complex drawings using hierarchical topology and geometry}
\itemso{Computer-Aided Design 41, No. 12, 1067-1081 (2009).}
\itemcc{}
\itemut{}
\itemli{doi:10.1016/j.cad.2009.09.004}
\end