@ARTICLE{ijeis2010,
  author    = {Michael Pradel and Jakob Henriksson and Uwe A{\ss}mann},
  title     = {A Good Role Model for Ontologies: Collaborations},
  journal   = {International Journal of Enterprise Information Systems (IJEIS)},
  volume    = {6},
  number    = {1},
  year      = {2010},
  pages     = {1-11}
}