@misc{JuestelPuesSchwungetal.2018,
  author    = {J{\"u}stel, Thomas and Pues, Patrick and Schwung, S. and Rytz, Daniel},
  title     = {Reference Standards Based on Single Crystals for Optical Spectroscopy, 7th Workshop on NLO Laser Crystals and Oxides, Idar-Oberstein, September 2018},
  year      = {2018},
  language  = {en}
}
@inproceedings{PuesJuestelSchweungetal.2018,
  author    = {Pues, Patrick and J{\"u}stel, Thomas and Schweung, Sebastian and Rytz, Daniel},
  title     = {Investigation of Luminescence Properties of KEu(WO4)2 Single Crystals, 20th JCF-Fr{\"u}hjahrssymposium, March 2018, Konstanz},
  year      = {2018},
  language  = {en}
}