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2. 2. 2030 Digital Compass: the European way for the Digital Decade: Document of European Commission, Directorate-General for Communications Networks, Content and Technology 09/03/2021. URL: https://eur-lex.europa.eu/legal-content/en/ALL/?uri=CELEX:52021DC0118
3. 3. European Interoperability Framework - Implementation Strategy: : Document of European Commission, the Council, the European Economic and Social Committee and the Committee of Regions. Brussels, 23.3.2017 COM(2017) 134 final. URL: https://eur-lex.europa.eu/resource.html?uri=cellar:2c2f2554-0faf-11e7-8a35-01aa75ed71a1.0017.02/DOC_1&format=PDF
4. 4. Zakon Ukrainy «Pro osoblyvosti nadannia publichnykh (elektronnykh publichnykh) posluh» [Law of Ukraine "On peculiarities of providing public (electronic public) services"] (2021). URL: https://zakon.rada.gov.ua/laws/show/1689-20#Text [in Ukrainian]
5. 5. Tymoshchuk V. (2021) "Propyska". Peremohy ta problemy, yakykh ne bachyt Mintsyfry ["Registration". Victories and problems that the Ministry does not see]. URL: https://www.pravda.com.ua/columns/2021/05/10/7293002/ [in Ukrainian]