@misc{Frahm2013,
  author    = {Jan-Peter Frahm},
  title     = {The status of Dicranodontium didymodon (Griff.) Par.},
  booktitle = {184},
  series    = {Archive for Bryology},
  number    = {184},
  type      = {periodicalpart},
  pages     = {4},
  year        = {2013},
}