@article{IrrekSeifried2008,
  author    = {Irrek, Wolfgang and Seifried, Dieter},
  title     = {Der gr{\"u}ne Schein},
  journal   = {Energiedepesche},
  volume    = {22},
  number    = {1},
  pages     = {26 -- 27},
  year      = {2008},
  language  = {de}
}