@conference{4588,
  author = {T. Niebauer and James Faller},
  title = {Absolute gravimetry: Environmental noise limits},
  year = {1991},
  publisher = {Centre europeen de geodynamique et de seismologie, Musee dhistoire naturelle, Section astrophysique et geophysique},
  address = {Walferdange, Luxemburg},
  isbn = {ISBN-10: 2879770041 ISBN-13: 978-2879770048},
  note = {JILA Pub. 4596},
}