@conference {2014,
	title = {Artifact Analysis around Video Creation in Collaborative STEM Learning Scenarios},
	booktitle = {2014 IEEE 14th International Conference on Advanced Learning Technologies},
	year = {2014},
	address = {Athens, Greece},
	keywords = {Conceptual change, Network text analysis, STEM learning, Video-based learning},
	doi = {10.1109/ICALT.2014.116},
	url = {http://dx.doi.org/10.1007/s40692-014-0013-y},
	author = {Melanie Erkens and Oliver Daems and Hoppe, H.Ulrich}
}
@article {2014,
	title = {Using content analysis and domain ontologies to check learners{\textquoteright} understanding of science concepts},
	journal = {Journal of Computers in Education},
	year = {2014},
	pages = {1-19},
	keywords = {Conceptual change, Network text analysis, STEM learning, Video-based learning},
	issn = {2197-9987},
	doi = {10.1007/s40692-014-0013-y},
	url = {http://dx.doi.org/10.1007/s40692-014-0013-y},
	author = {Oliver Daems and Melanie Erkens and Malzahn, Nils and Hoppe, H.Ulrich}
}
