Wulandari, W., Jahsy, N. A., Tandias, A. H., Rizkiana, J., Rubani, I. S., Saputera, W. H. and Sasongko, D. (2020) “Torrefaction of Rubberwood Waste: The Effects of Particle Size, Temperature & Residence Time”, Journal of Engineering and Technological Sciences, 52(2), pp. 137-152. doi: 10.5614/j.eng.technol.sci.2020.52.2.1.