WASET
    Mahidin and  Yanna Syamsuddin and  Samsul Rizal,  Use of Biomass as Co-Fuel in Briquetting of Low-Rank Coal: Strengthen the Energy Supply and Save the Environment.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2013, vol. 84(12). 996 - 1001
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/9996767.