@conference {DBLP:conf/cscl/ManskeHCWH15,
	title = {Using Differences to Make a Difference: A Study on Heterogeneity of Learning Groups},
	booktitle = {11th International Conference on Computer Supported Collaborative Learning, CSCL 2015, Gothenburg, Sweden, June 7-11, 2015},
	year = {2015},
	url = {https://repository.isls.org/handle/1/406},
	author = {Sven Manske and Tobias Hecking and Irene-Angelica Chounta and S{\"o}ren Werneburg and Heinz Ulrich Hoppe}
}
