A Novel Approach towards Skill-Based Search and Services of Open Educational Resources.
Kyung-Hun HaKatja NiemannUta SchwertelPhilipp HoltkampHenri PirkkalainenDirk BörnerMarco KalzVassilis PitsilisAres VidalisDimitra PappaMarkus BickJan M. PawlowskiMartin WolpersPublished in: MTSR (2011)