R. T. Nasibullin, A. Sh. Sadriev, R. Sh. Sadriev, and L. R. Sarimov, “Creation of Model and Calculation of Thermal Processes in the Ring Graphite Electrode of the Plasmatron”, IJET, vol. 7, no. 4.36, pp. 1046–1049, Dec. 2018, doi: 10.14419/ijet.v7i4.36.24950.