N.M. Makhmudov, Alimova Guzal Alisherovna, and A.A. Kazakov. “Analysis of the Effect of Coronavirus (covid-19) on the Development of the World Economic System”. International Journal on Integrated Education, Vol. 3, no. 11, Nov. 2020, pp. 143-56, doi:10.17605/ijie.v3i11.865.