@article{BorkGeldmacherSchaphoffetal.2006,
  author    = {Hans-Rudolf Bork and Karl Geldmacher and Sibyll Schaphoff and Claus Dalchow and Berno Faust},
  title     = {Der halbierte Brunnen am East Fork Cottonwood Creek in Oregon (USA)},
  year      = {2006},
}