@conference {harrer_bridging_2006,
	title = {Bridging the gap-towards a graphical modeling language for learning designs and collaboration scripts of various granularities},
	booktitle = {Advanced Learning Technologies, 2006. Sixth International Conference on},
	year = {2006},
	pages = {296{\textendash}300},
	author = {Andreas Harrer and Nils Malzahn}
}
