\input zb-basic
\input zb-ioport
\iteman{io-port 70985078}
\itemau{Faber, Wolfgang; Greco, Gianluigi; Leone, Nicola}
\itemti{Magic sets for data integration}
\itemso{AAAI, 1528-1531 (2008).}
\itemcc{}
\itemut{}
\itemli{}
\end