Знак, З. О., and В. Т. Яворський. “Of Sulphur Polymer Obtained Plasmolysis Hydrogen Sulfide, As Vulcanizer Rubber Compositions Based on SKD”. Eastern-European Journal of Enterprise Technologies, vol. 5, no. 6(53), Dec. 2011, pp. 27-30, doi:10.15587/1729-4061.2011.1243.