1. Active Carbon;Bansal,1988
2. Pyrolyzed sewage sludge: its production and possible utility;Beeckmans;Environ. Sci. Tech.,1971
3. Bilitewski, B., 1979. Production and possible applications of activated carbon from waste. In: Recycling, Berlin '79 International Recycling Congress, Berlin, pp. 714–721
4. Surface area measurements of activated carbons, silica gel and other adsorbents;Brunauer;J. Am. Chem. Soc.,1938
5. Brunner, C.R., 1980. Design of Sewage Sludge Incineration System. Park Ridge, NJ, p. 48