Bevilacqua, Luca, Nicola Capuano, Annunziata Cascone, Federico Ceccarini, Fabio Corvino, Ciro D’Apice, Ivano De Furio, Giovanna Scafuro, and Gianluca Supino. 2009. “Advanced User Interfaces for E-Learning”. Journal of E-Learning and Knowledge Society 5 (3). https://doi.org/10.20368/1971-8829/356.