Tykhonova Natalya Oleksandrivna. Improvement of mechanisms of state management in social processes on Donbass Central Region coal mines : к.держ.упр. : spec.. 25.00.02 - Механізми державного управління : presented. 2011-05-26; popup.evolution: .; Donetsk State University of Management. – , 0411U004228.

Updated: 2026-11-08