\input zb-basic
\input zb-ioport
\iteman{io-port 70087923}
\itemau{Jutla, Dawn N.; Bodorik, Peter; Wang, Yie}
\itemti{Webec: A benchmark for the cybermediary business model in E-commerce}
\itemso{IMSA, 388-392 (1999).}
\itemcc{}
\itemut{}
\itemli{}
\end