@article{MiedemaMitznerGanschowetal.2017,
  author    = {P. S. Miedema and Rolf Mitzner and S. Ganschow and Alexander F{\"o}hlisch and Martin Beye},
  title     = {X-ray spectroscopy on the active ion in laser crystals},
  journal   = {Physical chemistry, chemical physics : a journal of European Chemical Societies},
  volume    = {19},
  pages     = {21800 -- 21806},
  doi       = {10.1039/c7cp03026f},
  year      = {2017},
}