Orap, M. O., Akimova, N. V., and Kalba, Y. Y. “Subjective Well-Being and Anxiety Level During the COVID-2019 Crisis: Study in Ukrainian Adolescence”. Insight: The Psychological Dimensions of Society, no. 6, Dec. 2021, pp. 28-39, doi:10.32999/2663-970X/2021-6-3.