Charbel Rahhal Hala Skaf-Molli Pascal Molli Stéphane Weiss Multi-synchronous Collaborative Semantic Wikis. 115-129 2009 WISE http://dx.doi.org/10.1007/978-3-642-04409-0_17 conf/wise/2009 db/conf/wise/wise2009.html#RahhalSMW09