1. 2018 United Nations E-Government Survey. https://www.un.org/development/desa/publications/2018-un-e-government-survey.html (accessed 05.02.2022).
2. Department of Economic and Social Affairs “2020 United Nations E-Government Survey”. https://www.un.org/development/desa/publications/publication/2020-united-nations-e-government-survey (accessed 23.02.2022).
3. The World Bank. GDP per capita constant 2010 US$. https://data.worldbank.org/indicator/NY.GDP.PCAP.CD (accessed 04.02.2022).
4. The EAEU and the member states position in international rankings. http://eec.eaeunion.org/comission/department/dep_makroec_pol/rankings.php (accessed 05.02.2022).
5. World Development Indicators. DataBank. http://www.worldbank.org (accessed 10.02.2022).