Dillenbourg, Pierre.,Specht, Marcus.,Wolpers, Martin..Times of convergence : technologies across learning contexts. third European conference on technology enhanced learning, EC-TEL 2008, Maastricht, The Netherlands, September 16-19, 2008 : proceedings /.Springer,,c2008..
Times of convergence : technologies across learning contexts. third European conference on technology enhanced learning, EC-TEL 2008, Maastricht, The Netherlands, September 16-19, 2008 : proceedings /
