@article{PietschGrenzerGeueetal.2001,
  author    = {Ullrich Pietsch and J{\"o}rg Grenzer and Thomas Geue and Frank Neißendorfer and Gerald Brezesinski and Christian Symietz and Helmuth M{\"o}hwald and Wolfgang Gudat},
  title     = {The energy dispersive reflectometer at BESSY II : a challenge for thin film analysis},
  year      = {2001},
}