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Balzan Igor Viktorovich. Electrical complex for voltage regulation by the transformer with the load tap change : к.т.н. : spec.. 05.09.03 - Електротехнічні комплекси та системи : presented. 2014-02-28; popup.evolution: .; Lviv Polytechnic National University. – , 0414U000599.
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Updated: 2026-11-06