\input zb-basic
\input zb-ioport
\iteman{io-port 70645175}
\itemau{Silverstein, Craig; Pedersen, Jan O.}
\itemti{Almost-constant-time clustering of arbitrary corpus subsets}
\itemso{SIGIR, 60-66 (1997).}
\itemcc{}
\itemut{}
\itemli{}
\end