@article{Bielecki2008,
  author    = {Aleksander Bielecki},
  title     = {Fish leeches of Poland in relation to the Palaearctic pisciocolines (Hirudinea: Pisciocolidae: Pisciocolinae)},
  journal   = {Genus},
  volume    = {8},
  number    = {2},
  pages     = {223 -- 375},
  year      = {2008},
}