\input zb-basic
\input zb-ioport
\iteman{io-port 50112630}
\itemau{Shin, Jungchae; Lee, Dong-Kyu; Cho, Ho-Shin}
\itemti{Is a multi-hop relay scheme gainful in an IEEE 802.22-based cognitive radio system?}
\itemso{IEICE Transactions 92-B, No. 11, 3528-3532 (2009).}
\itemcc{}
\itemut{}
\itemli{http://search.ieice.org/bin/summary.php?id=e92-b\_11\_3528}
\end