Bondarchuk Petro Mykolajovych. Trade unions of the Ukrainian Soviet Socialist Republic as objeсt and subject of the Ukrainization policy in the 1920-s : к.і.н. : spec.. 07.00.01 - Історія України : presented. 2000-04-26; popup.evolution: .; Donetsk State University. – , 0400U001539.

Updated: 2026-11-09