Калмыков, М. А., В. Б. Струтинский, and В. С. Щелоков. “The General Principles of Vibration Treatment Process Description With the External Source of Dynamic Influence”. Eastern-European Journal of Enterprise Technologies, vol. 1, no. 3(49), Jan. 2012, pp. 45-49, doi:10.15587/1729-4061.2011.1899.