Yuko Murayama Hiromi Gondo Yasunari Nakamoto Norihisa Segawa Masatoshi Miyazaki Visualization of Time in a Message Board System on WWW for On-Door Communication. 2001 HICSS http://computer.org/proceedings/hicss/0981/Volume%201/09811036abs.htm db/conf/hicss/hicss2001-1.html#MurayamaGNSM01