@article{Brunner1998,
  author    = {Brunner, Axel},
  title     = {Musik aus dem Lautsprecher},
  isbn      = {3- 06-152027-9},
  year      = {1998},
  language  = {de}
}
@article{Brunner1998,
  author    = {Brunner, Axel},
  title     = {Musik aus dem Lautsprecher},
  isbn      = {3-06-150724-8},
  year      = {1998},
  language  = {de}
}