Kostin, Y., and T. Tkachova. “Development of Strategy for Development of Machine-Building Enterprises of Kharkiv Region”. The Journal of V. N. Karazin Kharkiv National University. Series: International Relations. Economics. Country Studies. Tourism, no. 12, Dec. 2020, pp. 149-54, doi:10.26565/2310-9513-2020-12-15.