laws on denouncing Communist, Nazi regimes, Interfax-Ukraine. 15 May 20 Goodbye, Lenin: Ukraine moves to ban communist symbols, BBC News (14 April 2015)
1-4196-8903-7 (page 174) «Basic facts about Ukraine». Ukrainian consul in NY. Henta 8. september 2012. «Ukraine :: History – Britannica Online Encyclopedia»
NRK (på norsk bokmål), henta 30. september 2022 «Ukraine - The crisis in Crimea and eastern Ukraine | Britannica», www.britannica.com (på engelsk), henta