@article{1865,
      author       = "Kooi, J. Peter E. and Keuffel & Esser Company",
      title        = "Appareil de mise á niveau  ",
      year         = "1983",
      note         = "1 sv., G 01 C, G 12 B., 19.12.1979, 15.3.1983, USA
                      20.12.1978",
}