@inproceedings{paredaens2006orbel,
  added-at = {2009-12-10T16:09:03.000+0100},
  author = {Paredaens, Jan and Hidders, Jan and Verelst, Jan},
  biburl = {http://www.bibsonomy.org/bibtex/22a363bd4b2486b2d44182413e5f57b9d/hidders},
  booktitle = {ORBEL 20, Quantitiative Methods for Decision Making, Proc. of the Annual conference of SOGESCI-B.B.W.B., The Belgian Operations Research Society},
  description = {bibrem upload},
  editor = {{De Baets}, Bernard and {De Meyer}, Hans and Maes, Koen},
  interhash = {a1e7bae9617b9fd9ed5c6b2f8416139d},
  intrahash = {2a363bd4b2486b2d44182413e5f57b9d},
  keywords = {conceptual-modeling myown variability},
  month = {January 19-20},
  pages = {75--77},
  timestamp = {2009-12-10T16:09:03.000+0100},
  title = {Towards a Formalization of variability in conceptual models of information systems},
  url = {http://www.bibsonomy.org/documents/2a363bd4b2486b2d44182413e5f57b9d/hidders/paredaens2006orbel.pdf?action=download},
  year = 2006
}