\input zb-basic
\input zb-ioport
\iteman{io-port 70209089}
\itemau{Gao, Ning; Deng, Zhi-Hong; Yu, Hang; Jiang, Jia-Jian}
\itemti{Listopt: learning to optimize for XML ranking}
\itemso{PAKDD (2), 482-492 (2011).}
\itemcc{}
\itemut{}
\itemli{doi:10.1007/978-3-642-20847-8\_40}
\end