\input zb-basic
\input zb-ioport
\iteman{io-port 70883927}
\itemau{Hsieh, Gary; Hudson, Scott E.; Kraut, Robert E.}
\itemti{Donate for credibility: how contribution incentives can improve credibility}
\itemso{CHI, 3435-3438 (2011).}
\itemcc{}
\itemut{}
\itemli{doi:10.1145/1978942.1979454}
\end