AUER, Michael E. (ed.) - HUBA, Mikuláš (ed.). ICL 2011 [elektronický zdroj] : 14th International Conference on Interactive Collaborative Learning and 11th International Conference Virtual University. Piešťany, Slovakia, September 21-23,.2011. Piscataway : IEEE, 2011. 583 s. ISBN 978-1-4577-1746-8. E*584/23/2011 - A2, M*