@phdthesis{Share_it_1981185920-11938,
  title = {Towards effective research-paper recommender systems and user modeling based on mind maps},
  author = {Beel, Jöran},
  year = {2015},
  url = {http://dx.doi.org/10.25673/4222},
  urn = {urn:nbn:de:gbv:ma9:1-6121},
  school = {Otto-von-Guericke-Universität Magdeburg},
}