@article{35980,
      author       = "Biró, P. and Symposium on Recent Crustal Movements at the
                      XVIth General Assembly of IUGG. Grenoble, 1975",
      title        = "Vertical Crustal Movements and Time Changes of the Gravity
                      Field  ",
      year         = "1975",
      note         = "1 sv.",
}