Burlaka, Vladimir, and Elena Lavrova. “Impoving Energy Characteristics of the Welding Power Sources for TIG-AC Welding”. Eastern-European Journal of Enterprise Technologies 5, no. 5 (101) (October 16, 2019): 38–43. Accessed July 16, 2024. https://journals.uran.ua/eejet/article/view/180925.