3 ms·
http://www.sigchi.org/chi97/proceedings/paper/fkm.htm#U4 http://www.sigchi.org/chi97/proceedings/paper/fkm.htm#U4
by sparkie 10y ago
http://www.sigchi.org/chi97/proceedings/paper/fkm.htm#U4 http://www.sigchi.org/chi97/proceedings/paper/fkm.htm#U4