@article{Piegert2014,
  author    = {Holger Piegert},
  title     = {Vorwort},
  journal   = {Naturschutz im Land Sachsen-Anhalt},
  volume    = {48},
  number    = {Sonderheft},
  pages     = {2 -- 2},
  year      = {2014},
}