\input zb-basic
\input zb-ioport
\iteman{io-port 70745525}
\itemau{Conejero, Jos\'e Mar{\'\i}a; Hern\'andez, Juan; Jurado, Elena; Clemente, Pedro J.; Rodr{\'\i}guez, Roberto}
\itemti{Early analysis of modularity in software product lines}
\itemso{SEKE, 721-736 (2009).}
\itemcc{}
\itemut{}
\itemli{}
\end