@article{ReinhardtMuellerGreineretal.2006,
  author    = {Joachim Reinhardt and Berndt M{\"u}ller and Walter Greiner and Gerhard Soff},
  title     = {Role of multistep processes in heavy-ion inner-shell excitations},
  journal   = {Physical review letters},
  volume    = {43},
  number    = {18},
  pages     = {1307 -- 1310},
  url       = {http://link.aps.org/abstract/PRL/v43/p1307},
  year      = {2006},
}