IEA Bioenergy Task 32 report, Status overview of torrefaction technologies Read here
European project SECTOR, Production of Solid Sustainable Energy Carriers form Biomass by Means of Torrefaction Read here
IBTC: Setting the standards for torrefied biomass Cristina Calderon, Bioenergy Insight, May-June 2013      
Look closely at AIREX Energy press release, announcing a strategic partnership with  Cycle Capital Management HERE