@article{EllmannKnoescheRowinskyetal.1995,
  author    = {Ellmann, H. and Kn{\"o}sche, R{\"u}diger and Rowinsky, V. and Rutter, S.},
  title     = {Zum {\"o}kologischen Zustand des Schollener Sees},
  year      = {1995},
  language  = {de}
}