Wayback Machine. Shevchenko Institute of Literature (Academy of Sciences of the Ukrainian SSR). Kyiv: Main Edition of the Ukrainian Soviet Encyclopedia, 1976-1978
shonrú' 'teideal = agus' 'url = nuair a úsáideann {{ lua idirlín}}."" (Ukrainian). Lb.ua [uk]. Earráid leis an lua: Invalid <ref> tag; name "Kamyshinperson5214"
"Zelensky" - Cuardach Google". www.google.fr. Dáta rochtana: 2022-03-01. Pandora Papers Reveal Offshore Holdings of Ukrainian President and his Inner Circle
Clay Mathematics Institute”. www.claymath.org. Cartlannaíodh an bunleathanach ar 3 June 2022. Dáta rochtana: 28 May 2022. “Ukrainian Viazovska wins Fields