@misc{Frahm2013,
  author    = {Jan-Peter Frahm},
  title     = {La Bryoflore des Vosges et des zones limitrophes},
  booktitle = {156},
  series    = {Archive for Bryology},
  number    = {156},
  type      = {periodicalpart},
  pages     = {138},
  year        = {2013},
}