@article{1726,
      author       = "Feist, W. and Hüther, G. and Carl Zeiss Jena",
      title        = "Anordnung zue Messung von Punkthöhen  ",
      year         = "1986",
      note         = "1 sv., G 01 C 5/00., 26.1.1982, 30.6.1986, 1.4.1981",
}