Nathalie Bricon-Souf Sandra Bringay Françoise Anceaux Saliha Hamek Nathalie Degardin Catherine Barry Jean Charlet A study of the communication notes for two asynchronous collaborative activities. 713-718 2006 MIE http://dx.doi.org/10.3233/978-1-58603-647-8-713 conf/mie/2006 db/conf/mie/mie2006.html#Bricon-SoufBAHDBC06