\input zb-basic \input zb-ioport \iteman{io-port 70304497} \itemau{Zhao, Chunxiao; Wang, Lijun} \itemti{Computational modeling of complex systems: case study in real world} \itemso{HIS (2), 33-38 (2009).} \itemcc{} \itemut{} \itemli{http://doi.ieeecomputersociety.org/10.1109/HIS.2009.119} \end