Гулый, Александр Николаевич, and Анастасия Александровна Кобизская. 2012. “Expediency Estimation of High-Speed Dynamic Pumping Aggregates Implementation With the Direct Electric Drive”. Eastern-European Journal of Enterprise Technologies 1 (7(55):39-42. https://doi.org/10.15587/1729-4061.2012.3415.