Hrudkina, N., L. Aliieva, P. Abhari, O. Markov, and L. Sukhovirska. “Investigating the Process of Shrinkage Depression Formation at the Combined Radial-Backward Extrusion of Parts With a Flange”. Eastern-European Journal of Enterprise Technologies, vol. 5, no. 1 (101), Sept. 2019, pp. 49-57, doi:10.15587/1729-4061.2019.179232.