@article{Baumann2010,
  author    = {Eugen Baumann},
  title     = {Ueber einige kritische Potameen der Schweizer Flora},
  journal   = {Ver{\"o}ffentlichungen des Geobotanischen Institutes R{\"u}bel in Z{\"u}rich},
  volume    = {2},
  number    = {3},
  pages     = {582 -- 603},
  year      = {2010},
}