@article {3185,
	title = {Open educational resources and informational ecosystems: Edutags as a connector for open learning},
	journal = {MedienP{\"a}dagogik. Zeitschrift f{\"u}r Theorie und Praxis der Medienbildung},
	volume = {24},
	year = {2014},
	pages = {154{\textendash}173},
	author = {Michael Kerres and Heinen, Richard},
	editor = {Friesen, Norm and Hug, Theo and Meister, Dorothee}
}
