@article{CaprioglioStolterfohtWolffetal.2019,
  author    = {Pietro Caprioglio and Martin Stolterfoht and Christian Michael Wolff and Thomas Unold and Bernd Rech and Steve Albrecht and Dieter Neher},
  title     = {On the relation between the open-circuit voltage and quasi-fermi level splitting in efficient perovskite solar cells},
  journal   = {advanced energy materials},
  volume    = {9},
  number    = {33},
  doi       = {10.1002/aenm.201901631},
  year      = {2019},
}