Ustimenko, A. B., V. E. Messerle, E. I. Karpenko, F. C. Lockwood, and Z. Jankoski. 2013. “Plasma Assisted Coal Combustion. Theory and Experiment”. Recent Contributions to Physics 2013 (1):43-57. https://bph.kaznu.kz/index.php/zhuzhu/article/view/70.