@article{Klocke1988,
  author    = {Klocke, Martina},
  title     = {Entwicklung der Feinbearbeitung am Institut f{\"u}r Werkzeugmaschinen und Fertigungstechnik der Technischen Universit{\"a}t Berlin / Klocke, M.; Klocke, F. ; Stark, C.},
  series = {Zeitschrift f{\"u}r wirtschaftliche Fertigung: ZwF. 83 (1988), H. 10},
  journal   = {Zeitschrift f{\"u}r wirtschaftliche Fertigung: ZwF. 83 (1988), H. 10},
  isbn      = {0044-3743},
  pages     = {521 -- 529},
  year      = {1988},
  language  = {de}
}
@book{Hanrath1988,
  author    = {Hanrath, Wilhelm},
  title     = {Irreduzible Darstellungen von Raumgruppen},
  address   = {Aachen},
  pages     = {250 S.},
  year      = {1988},
  language  = {de}
}
@article{WangAnikFrohberg1988,
  author    = {Wang, Mao and Anik, Sabri and Frohberg, Martin G.},
  title     = {Experiments on the electrochemical determination of the sulphur activities in the system copper-silver at 1200°C},
  series = {Zeitschrift f{\"u}r Metallkunde},
  volume    = {79},
  journal   = {Zeitschrift f{\"u}r Metallkunde},
  number    = {5},
  issn      = {0044-3093},
  pages     = {336 -- 339},
  year      = {1988},
  language  = {en}
}
@article{AnikFrohberg1988,
  author    = {Anik, Sabri and Frohberg, Martin G.},
  title     = {Thermodynamics of oxygen in the copper-antimony system at 1473K},
  series = {Erzmetall : Rohstoffgewinnung, Verarbeitung, Recycling, Umwelttechnik},
  volume    = {41},
  journal   = {Erzmetall : Rohstoffgewinnung, Verarbeitung, Recycling, Umwelttechnik},
  number    = {10},
  issn      = {0044-2658},
  pages     = {498 -- 501},
  year      = {1988},
  language  = {en}
}