@inproceedings{ITiCSE-2007-BarHR,
	author        = "Henning Bär and Gina Häussge and Guido Rößling",
	booktitle     = "{Proceedings of the 12th Conference on Innovation and Technology in Computer Science Education}",
	doi           = "10.1145/1268784.1268865",
	isbn          = "978-1-59593-610-3",
	pages         = "281--285",
	publisher     = "{ACM}",
	title         = "{An integrated system for interaction support in lectures}",
	year          = 2007,
}