@article{TsirelsonAbramovZavodniketal.1998,
  author    = {Tsirelson, Vladimir G. and Abramov, Yury Fedorovich and Zavodnik, Valerie E. and Stash, Adam I. and Belokoneva, Elena L. and Stahn, Jochen and Pietsch, Ullrich and Feil, Dirk},
  title     = {Critical pionts in a crystal an procrystal},
  year      = {1998},
  language  = {en}
}
@article{StahnPucherGeueetal.1998,
  author    = {Stahn, Jochen and Pucher, Andreas and Geue, Thomas and Daniel, A. and Pietsch, Ullrich},
  title     = {Electric field induced electron density response of GaAs and ZnSe},
  year      = {1998},
  language  = {en}
}
@article{StahnMoehlePietsch1998,
  author    = {Stahn, Jochen and M{\"o}hle, Marcus and Pietsch, Ullrich},
  title     = {Comparison of theoretical and experimental structure amplitudes of GaAs},
  year      = {1998},
  language  = {en}
}