@article{Fischer1993, author = {Eberhard Fischer}, title = {Taxonomic results of the Bryotrop expedition to Zaire and Rwanda : 3., description of dollecting sites, the vegetation of Kahuzi-Biega-National Park/Zaire, Nyungwe Forest and Virunga volcanoes/Rwanda}, journal = {Tropical bryology}, number = {8}, pages = {13 -- 37}, year = {1993}, }