@article{BoessneckButtstedtKleemann2003,
  author    = {Ulrich B{\"o}ßneck and Lothar Buttstedt and Rolf Kleemann},
  title     = {Mollusken-Lebensgemeinschaften im NSG "Hackpf{\"u}ffler See"},
  journal   = {Naturschutz im Land Sachsen-Anhalt},
  volume    = {40},
  number    = {2},
  pages     = {17 -- 26},
  year      = {2003},
}