@techreport{itb2634,
  author = {Hupfer, Barbara and Spöttl, Georg},
  title = {Qualifications Frameworks and the Underlying Concepts of Education and Work - Limits and Perspectives},
  year = {2014},
  series = {ITB-Forschungsberichte},
  number = {55/2014},
  publisher = {Universität Bremen, Institut Technik und Bildung},
  url = {http://nbn-resolving.de/urn:nbn:de:gbv:46-00103809-10},
  language = {en},
}