Kulyk, Daria, Yelizavieta Kurkchi, and Nataliya Kizilova. “Analysis of "big data" And Mathematical Modeling of the Covid-19 Epidemic in Europe”. Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems» 52 (November 29, 2021): 35-42. Accessed November 24, 2024. https://periodicals.karazin.ua/mia/article/view/21415.