@article{10100,
      author       = "Zeiss, Carl",
      title        = "Gearing for Representing Planetary and Satellite Movements 
                      ",
      year         = "1966",
      note         = "1 seš., 4 obr., 25. 2. 1963, 2. 6. 1966, Germany 26. 2.
                      1962, Angl. Patsp. 1 031 800",
}