@misc{Tawakoli2004,
  author    = {Taghi Tawakoli},
  title     = {Werkzeug zur Materialbearbeitung},
  url       = {https://depatisnet.dpma.de/DepatisNet/depatisnet?action=bibdat\&docid=EP000001102657B1},
  year      = {2004}
}