@article{MeyerSy2004,
  author    = {Frank Meyer and Frank Sy},
  title     = {Rana lessonae (Camerano, 1882) : Kleiner Wasserfrosch},
  journal   = {Naturschutz im Land Sachsen-Anhalt},
  volume    = {41},
  number    = {Sonderheft},
  pages     = {53 -- 54},
  year      = {2004},
}