@article{Graf,
  author    = {Johannes Graf},
  title     = {Uhrengestaltung im \"Plastic Age\". Der Designer Kurt M. Traeg},
  series = {Jahresschrift / Deutsche Gesellschaft f{\"u}r Chronometrie},
  volume    = {57.2017},
  issn      = {1617-0113},
  pages     = {79 -- 92},
  language  = {de}
}