Томаш, Г., В. В. Красінський, О. В. Суберляк, and Л. Дулебова. “Efficiency Evaluation of Manufacturing Thin Porous Shells by Extrusion”. Eastern-European Journal of Enterprise Technologies, vol. 3, no. 6(75), June 2015, pp. 10-15, doi:10.15587/1729-4061.2015.43746.