@article{Wuestemann2003,
  author    = {Otfried W{\"u}stemann},
  title     = {Achim Groß : 70 Jahre},
  journal   = {Naturschutz im Land Sachsen-Anhalt},
  volume    = {40},
  number    = {2},
  pages     = {35 -- 36},
  year      = {2003},
}