WASET
    L. Bartoňová and  Z. Klika,  Volatility of Cu, Ni, Cr, Co, Pb, and As in Fluidised-Bed Combustion Chamber in Relation to Their Modes of Occurrence in Coal.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2009, vol. 33(9). 443 - 446
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/11168.