2021 Number of Present Population of Ukraine, as of January 1. State Statistic Service of Ukraine, 2021. Teoksen verkkoversio (PDF). (englanniksi),(ukrainaksi) (Arkistoitu – Internet Archive)
2021 Number of Present Population of Ukraine, as of January 1. State Statistic Service of Ukraine, 2021. Teoksen verkkoversio (PDF). (englanniksi),(ukrainaksi) (Arkistoitu – Internet Archive)