@incollection{M{\"u}ller2022,
  author    = {M{\"u}ller, Jens},
  title     = {A contribution to the history of graphic design},
  series = {F{\´e}lix Beltr{\´a}n - visual intelligence: graphic design in a social sense},
  publisher = {Optik Books},
  address   = {Dortmund},
  pages     = {8 -- 9},
  year      = {2022},
  language  = {en}
}
@book{M{\"u}ller2017,
  author    = {M{\"u}ller, Jens},
  title     = {Pioneers of German Graphic Design},
  publisher = {Callisto},
  address   = {Berlin},
  isbn      = {978-3-9817539-3-6},
  pages     = {400},
  year      = {2017},
  language  = {en}
}
@article{M{\"u}ller2017,
  author    = {M{\"u}ller, Jens},
  title     = {Spector Books},
  series = {NESHAN : The Iranian Graphic Design Magazine},
  volume    = {2017},
  number    = {38},
  url       = {https://nbn-resolving.org/urn:nbn:de:hbz:dm13-27320},
  year      = {2017},
  language  = {en}
}
@article{M{\"u}ller2017,
  author    = {M{\"u}ller, Jens},
  title     = {Karl Gerstner's Avant Garde Kitchen},
  series = {IDEA Magazine},
  volume    = {2017},
  number    = {378},
  pages     = {103 -- 110},
  year      = {2017},
  language  = {en}
}