Dubravin, Y., Tkachenko, V. and Morneva, M. 2023. Improving the energy characteristics of a four-quadrant converter with pulse-width modulation. Eastern-European Journal of Enterprise Technologies. 3, 5 (123) (Jun. 2023), 24–32. DOI:https://doi.org/10.15587/1729-4061.2023.283271.