Abdolla Ж.Х. “Analysis of Modern Methods for Determining the Competitiveness of Enterprises”. ECONOMIC Series of the Bulletin of the L N Gumilyov ENU, no. 1 (January 17, 2023): 8–14. Accessed May 7, 2024. https://bulecon.enu.kz/index.php/main/article/view/66.