J. Hu = http://id00243.id.tue.nl/JunHu
C. Bartneck = http://www.bartneck.de
AI 2003 = http://www.iasted.org/conferences/2003/austria/aia.htm
IAS-8 = http://www.science.uva.nl/events/ias8/
COMPSAC 2004 = http://rachel.utdallas.edu/compsac/
AAMAS-03 = http://www.aamas-conference.org/main.htm