@article{KoertingKoellnerKurasetal.2021,
  author    = {Friederike Magdalena K{\"o}rting and Nicole K{\"o}llner and Agnieszka Kuras and Nina Kristin B{\"o}sche and Christian Rogass and Christian Mielke and Kirsten Elger and Uwe Altenberger},
  title     = {A solar optical hyperspectral library of rare-earth-bearing minerals, rare-earth oxide powders, copper-bearing minerals and Apliki mine surface samples},
  journal   = {Earth system science data : ESSD},
  volume    = {13},
  pages     = {923 -- 942},
  doi       = {10.5194/essd-13-923-2021},
  year      = {2021},
}