M. Siddique, M. Asif, A. Y. Waziri, K. Abbas, and A. . Royani, “Torrefaction of Lawson Cypress Cone Biomass, Bituminous Coal and Their Blends for Industrial Usage”, IEST, vol. 1, no. 2, pp. 28–35, Dec. 2025, doi: 10.64229/2vk41779.