@article{UhlemannProchaskaCierpiszewskietal.1995,
  author    = {Uhlemann, Erhard and Prochaska, Krystyna and Cierpiszewski, Ryszard and Szymanowski, Jan and Mickler, Wulfhard},
  title     = {Rate of copper extraction and interfacial activity of model ß-diketones},
  year      = {1995},
  language  = {en}
}
@article{UhlemannMicklerReich1995,
  author    = {Uhlemann, Erhard and Mickler, Wulfhard and Reich, Annett},
  title     = {Extraction of zinc with long-chain ß-Diketones and 4-Acyl-5-Pyrazolones},
  year      = {1995},
  language  = {en}
}