Markov, O., Gerasimenko, O., Khvashchynskyi, A., Zhytnikov, R., & Puzyr, R. (2019). Modeling the techological process of pipe forging without a mandrel. Eastern-European Journal of Enterprise Technologies, 3(1 (99), 42–48. https://doi.org/10.15587/1729-4061.2019.167077