@inbook { hoppe07,
	address = {New York},
	chapter = {The Role of Technology in CSCL: Studies in Technology Enhanced Collaborative Learning},
	edition = {H. Ulrich Hoppe, Amy Soller, Hiroaki Ogata},
	month = {June},
	pages = {121-138},
	publisher = {Springer US},
	series = {Computer-Supported Collaborative Learning},
	title = {Supporting collaborative activities in computer-integrated classrooms - the NIMIS approach},
	volume = {9},
	year = {2007},
	author = {H. Ulrich Hoppe and Andreas Lingnau and Frank Tewissen and Ana Paiva and Rui Prada and Isabel Machado}
}