E. Corro, M. Antxustegi, J. Murua Berrio, M. Gonzalez Alriols, Residual Lignocellulosic Biomass Based Activated Biochar: Comparison Between Single and Two Step Thermochemical and Activation Processes, Chemical Engineering Transactions. 109 (2024) 217-222. doi:10.3303/CET24109037.