1. Torrefaction BP, editor. Biomass gasification, pyrolysis and torrefaction. 3rd ed. London: Academic press; 2018. p. 93–154.
2. Wang NT, Zhan H, Zhuang XZ, Xu B, Yin XL, Wang XM. Torrefaction of waste wood-based panels: more understanding from the combination of upgrading and denitrogenation properties. Fuel Process Technol. 2020;206:106462.
3. Stelt MJ, Gerhauser H, Kiel JH, Ptasinski KJ. Biomass upgrading by torrefaction for the production of biofuels: a review. Biomass Bioenergy. 2011;35:3748–62.
4. Yılgın M, Duranay N, Pehlivan D. Torrefaction and combustion behaviour of beech woostepd pellets. J Therm Anal Calorim. 2019;138:819–26.
5. Rousset P, Macedo L, Commandré JM, Moreira A. Biomass torrefaction under different oxygen concentrations and its effect on the composition of the solid by-product. J Therm Anal Calorim. 2012;96:86–91.