Duca, D., Riva, G., Foppa Pedretti, E., Toscano, G., Mengarelli, C. and Rossini, G. 2014. Solid biofuels production from agricultural residues and processing by-products by means of torrefaction treatment: the case of sunflower chain. Journal of Agricultural Engineering. 45, 3 (Nov. 2014), 97–102. DOI:https://doi.org/10.4081/jae.2014.416.