@book{Jaeger2021,
  author    = {Eckehart J. J{\"a}ger},
  title     = {Die Ranunculaceae der Flora von Zentraleuropa: Isopyrum},
  doi       = {10.21248/gups.61515},
  url       = {http://flora-deutschlands.de/files/Ranunculaceae-Isopyrum.pdf},
  year      = {2021},
}