@inproceedings{6528,
  author       = {{Prick, V. and Fettig, Joachim}},
  booktitle    = {{Abwässer der metallverarbeitenden Industrie - Tagungsband}},
  location     = {{Bremen}},
  pages        = {{B3 -- B20}},
  title        = {{{Rückgewinnung von Aluminium aus Abwasserteilströmen eines metallverarbeitenden Betriebes}}},
  year         = {{1996}},
}

@inbook{6520,
  author       = {{Fettig, Joachim and Ratnaweera, H. and Ødegaard, H.}},
  booktitle    = {{Chemical Water and Wastewater Treatment}},
  editor       = {{Hahn, H. H. and Klute, R.}},
  pages        = {{221 -- 242}},
  publisher    = {{Springer}},
  title        = {{{Simultaneous Phosphate Precipitation and Particle Destabilization Using Aluminium Coagulants of Different Basicity}}},
  year         = {{1990}},
}

@article{6494,
  author       = {{Sontheimer, H. and Cornel, P. and Fettig, Joachim and Rohmann, U.}},
  journal      = {{gwf - Wasser/Abwasser}},
  number       = {{11}},
  pages        = {{521 -- 530}},
  title        = {{{Grundwasserverunreinigungen - Bedrohung für die öffentliche Wasserversorgung?}}},
  volume       = {{123}},
  year         = {{1982}},
}