@InCollection{RSCDDP09, author = {Michele Ruta and Floriano Scioscia and Simona Colucci and Eugenio {Di Sciascio} and Tommaso {Di Noia} and Agnese Pinto}, title = "A knowledge-based framework for e-learning in
heterogeneous pervasive environments", booktitle = "Multiplatform E-Learning Systems and Technologies:
Mobile Devices for Ubiquitous ICT-Based Education", chapter = "2", pages = "20--41", month = "jul", year = "2009", editor = "Tiong Thye Goh", publisher = "IGI Global", note = "ISBN: 978-1-60566-703-4, doi:
10.4018/978-1-60566-703-4.ch002", url = "http://sisinflab.poliba.it/sisinflab/publications/
2009/RSCDDP09" }