WASET
    W. K. Hiromi Ariyaratne and  Morten C. Melaaen and  Lars-André Tokheim,  The Effect of Alternative Fuel Combustion in the Cement Kiln Main Burner on Production Capacity and Improvement with Oxygen Enrichment.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2013, vol. 76(4). 185 - 191
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/13206.