1. Contribución al estudio de la degradación anaeróbica de alquilbencenosulfonatos lineales, alquilsulfatos y alcoholes etoxilados sulfatos;Rodriguez,1996
2. Survey of European Sludge Treatment and Disposal Practices;Water Research Centre,1987
3. Flash pyrolysis of sewage sludge
4. Pyrolytic sources of hydrocarbons from biomass
5. Advances of Thermochemical Biomass Conversion;Graham,1992