@article{465,
      author       = "Bosch, Wolfgang and IAG General Meeting. Beijing, 6 - 13
                      August, 1993",
      title        = "A Rigorous Least Squares Combination of Low and High Degree
                      Spherical Harmonics  ",
      year         = "1993",
      note         = "3 obr., lit. 10. 1 sv.",
}