@article {Manske2014,
	title = {A flexible and extendable learning analytics infrastructure},
	journal = {Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)},
	volume = {8613 LNCS},
	year = {2014},
	pages = {123-132},
	author = {Tobias Hecking and Sven Manske and Bollen, L. and Govaerts, S. and Vozniuk, A. and H.Ulrich Hoppe}
}
@article {Manske2013,
	title = {Towards an online lab portal for inquiry-based STEM learning at school},
	journal = {Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)},
	volume = {8167 LNCS},
	year = {2013},
	pages = {244-253},
	author = {Govaerts, S. and Cao, Y. and Vozniuk, A. and Holzer, A. and Zutin, D.G. and Ruiz, E.S.C. and Bollen, L. and Sven Manske and Faltin, N. and Salzmann, C. and Tsourlidaki, E. and Gillet, D.}
}
