@article{DutczakRondaJuesteletal.2014,
  author    = {Dutczak, D. and Ronda, C. R. and J{\"u}stel, T. and Meijerink, A.},
  title     = {Anomalous Trapped Exciton d-f Emission in Sr4Al14O25:Eu},
  series = {J. Phys. Chem.},
  volume    = {118},
  journal   = {J. Phys. Chem.},
  doi       = {10.1021/jp500947q},
  pages     = {1617},
  year      = {2014},
  language  = {mul}
}
@article{HerdenMeijerinkRabouwetal.2014,
  author    = {Herden, B. and Meijerink, A. and Rabouw, F. T. and Haase, M. and J{\"u}stel, T.},
  title     = {On the efficient luminescence of ?-Na(La1-xPrx)F4},
  series = {J. Luminescence},
  volume    = {146},
  journal   = {J. Luminescence},
  doi       = {10.1016/j.jlumin.2013.09.072},
  pages     = {302},
  year      = {2014},
  language  = {en}
}