\input zb-basic
\input zb-ioport
\iteman{io-port 50322982}
\itemau{Narasimhan, V. Lakshmi; Zhao, Shuxin; Liang, Hailong; Zhang, Shuangyi}
\itemti{PROVIDE: A pedagogical reference oracle for virtual integrated E-ducation}
\itemso{JITE 5, 179-199 (2006).}
\itemcc{}
\itemut{}
\itemli{http://www.jite.org/documents/Vol5/v5p179-199Narasimhan43.pdf}
\end