1. Y. Richard, “Biological Methods for the Treatment of Ground Water”, in Oxidation Techniques in Drinking Water Treatment, eds. H.Sontheimer and W.Kuhn, EPA-570/9-79-020, 1979.
2. “Interaction of Adsorption and Bioactivity in Full Scale Activated Carbon Filters: The Mont Valerian Experiment”;Fiessinger,1983
3. R. Milliner, D.A. Bowles, and R.W. Brett, “Biological Pretreatment at Tewkesbury”, Proceedings of the Society for Water Treatment Examination, v. 21, 1972, p. 318.
4. “Microbial Removal of Hazardous Organic Compounds”;Kobayashi;Environmental Science and Technology,1982
5. “Enzymatic Removal of Dissolved Aromatics from Industrial Aqueous Effluents”;Alberti,1981