1. American Public Health Association, AWWA, WPCF, 1992. In: Greenberg, A.E., Clesceri, A.E., Eaton, A.D. (Eds.), Standard Methods for the Examination of Water and Wastewater, 18th ed. American Public Health Association, Washington, DC
2. American Society for Testing Materials (ASTM), 1990. Standard practice for determination of adsorptive capacity of activated carbon by aqueous phase isotherm technique D3860-89a, pp. 388–390
3. Association Française de Normalisation (AFNOR), 1985. Evaluation en milieu aqueux de la biodégradabilité aérobie “ultime” des produits organiques solubles. Méthode par analyse du carbone organique dissous (COD), Norme Française NF T 90-312
4. A microelectrode study of redox potential change in biofilms;Bishop;Water Science and Technology,1999
5. Dyes, application and evolution;Chudgar,1991