@article{SchumackerVaňa1999,
  author    = {Ren{\´e} Schumacker and Jiri V{\´a}ňa},
  title     = {Two new liverworts for Europe in Macaronesia : Odontoschisma prostratum (Sw.) Trevis. on the Azores and Jungermannia callithrix Lindenb. \& Gottsche on the Azores and Madeira},
  journal   = {Tropical bryology},
  number    = {17},
  pages     = {115 -- 127},
  year      = {1999},
}