Hrudkina, N., Aliieva, L., Abhari, P., Kuznetsov, M., & Shevtsov, S. (2019). Derivation of engineering formulas in order to calculate energy-power parameters and a shape change in a semi-finished product in the process of combined extrusion. Eastern-European Journal of Enterprise Technologies, 2(7 (98), 49–57. https://doi.org/10.15587/1729-4061.2019.160585