@book { book,
title = {Methodologies and Intelligent Systems for Technology Enhanced Learning},
author = {Di Mascio, Tania; Gennari, Rosella; Vittorini, Pierpaolo ; de la Prieta Pintado, Fernando},
publisher = {Springer },
volume = {374},
series = {Advances in Intelligent Systems and Computing},
isbn = {978-3-319-19631-2(Print), 978-3-319-19632-9(Online)},
year = {2015}
}