@misc{AptrootStapper2019,
  author    = {Andr{\´e} Aptroot and Norbert J. Stapper},
  title     = {Szczawinskia tsugae in Deutschland gefunden, eine f{\"u}r Europa neue Flechte},
  booktitle = {Archive for lichenology ; 14},
  issn      = {1868-4173},
  series    = {Archive for lichenology},
  number    = {14},
  type      = {workingpaper},
  pages     = {6},
  year        = {2019},
}