@article{329,
      author       = "Bilis, B. G. and California Institute of Technology and
                      International Symposium on Satellite Geodesy Budapest, 28.6.
                      - 1.7. 1977",
      title        = "A lunar density model consistent with topographic,
                      gravitational, librational and seismic data  ",
      year         = "1977",
      note         = "1 sv.",
}