@article{27257,
      author       = "Sacerdote, Fausto and I. Inter. Symp. Mathem. and Physic.
                      Foundat. Geodesy - Stuttgart 1993",
      title        = "Report on the activities of the Subcommission "Boundary -
                      Value Problems"  ",
      year         = "1993",
      note         = "1 list",
}