@article{Lange2014,
  author    = {Ulrich Lange},
  title     = {Karl Zappe zum 70. Geburtstag},
  journal   = {Naturschutz im Land Sachsen-Anhalt},
  volume    = {29},
  number    = {2},
  pages     = {31 -- 32},
  year      = {2014},
}