For citations:

Ivashechkin V.V., Krytskaya V.I., Anufriev V.N., Avrutin O.A. Methodology for Analyzing the Actual Technical Condition of Downhole Pumping Equipment. ENERGETIKA. Proceedings of CIS higher education institutions and power engineering associations. 2021;64(3):275-286. (In Russ.) https://doi.org/10.21122/1029-7448-2021-64-3-275-286