A. Rodionova, I., T. V. Kokuytseva, and A. S. Semenov. “Mathematical Model of the Influence of Innovative Development Factors on the Economy of Leading Countries and Russia”. International Journal of Engineering & Technology 7, no. 4.38 (December 3, 2018): 406–411. Accessed November 24, 2024. https://sciencepubco.com/index.php/ijet/article/view/24592.