\input zb-basic
\input zb-ioport
\iteman{io-port 70884492}
\itemau{Yamaguchi, Kota; Komuro, Takashi; Ishikawa, Masatoshi}
\itemti{Ptz control with head tracking for video chat}
\itemso{CHI Extended Abstracts, 3919-3924 (2009).}
\itemcc{}
\itemut{}
\itemli{doi:10.1145/1520340.1520594}
\end