@techreport{itb3211,
  author = {Müller, D.},
  title = {Teleservice in industry: Requirements and recommendations for vocational education and training},
  year = {2001},
  series = {artec-papers},
  number = {86 – in der SuUB erhältlich / available at SuUB},
  publisher = {Universität Bremen},
  address = {Bremen},
  language = {en},
}