Hush -- a C++ API for Tcl/Tk,
Technology, Tools and Applications,
April 10-14, 1995, Darmstadt
Bradford, 17-18 April 1996, Britisch Computer Society
The Web revolution,
World Wide Web Journal, O'Reilly and Assoc., Inc., pp. 309-314,
Also at
www.w3.org/pub/Conferences/WWW4/Papers/143/
Also at www.cs.vu.nl/~martijn/chatting.html