Tkach Viktoriya Oleksandrivna. "Institutional reforming in Ukrainian pension system icording transformation international economic " : к.е.н. : spec.. 08.05.01 - Світове господарство і міжнародні відносини : presented. 2006-11-28; popup.evolution: .; Donetsk State University. – , 0407U001052.

Updated: 2026-11-08