Iraklis Paraskakis Thanos Hatziapostolou Promoting learning in MORMED, a multilingual social networking platform. 1-6 2011 CBMS https://doi.org/10.1109/CBMS.2011.5999120 https://doi.ieeecomputersociety.org/10.1109/CBMS.2011.5999120 conf/cbms/2011 db/conf/cbms/cbms2011.html#ParaskakisH11