@article{Gebhardt2001,
  author    = {Gebhardt, Andreas},
  title     = {Rapid Prototyping and PIV},
  year      = {2001},
  language  = {en}
}
@article{Gebhardt2001,
  author    = {Gebhardt, Andreas},
  title     = {Laserwelding with fillerwire},
  series = {LIA handbook of laser material processing / Laser Institute of America},
  journal   = {LIA handbook of laser material processing / Laser Institute of America},
  address   = {Orlando, Florida},
  isbn      = {3-540-41770-2},
  year      = {2001},
  language  = {en}
}