1. Gasification-Based Biomass;Bain,1997
2. Barnes, I., 2013. Recent Operating Experience and Improvement of Commercial IGCC, International Energy Agency (IEA) Clean Coal Center (CCC)/222, ISBN 978-92-9029-542-6.
3. Combustion and Gasification in Fluidized Beds;Basu,2006
4. Combined Torrefaction and Pelletization: The TOP Process;Bergman,2005
5. Bergman, P.C.A., Kiel, J.H.A., 2005. Torrefaction for Biomass Upgrading. 14th European Biomass Conference and Exhibition, Paris, France, ECN-RX-05-180.