Kashakova Г.А., and Rustembaev Б.Е. “Economic Bases of Technical Equipment Upgrading in the Agro-Industrial Complex”. Economic series of the Bulletin of L.N. Gumilyov ENU, no. 2 (January 20, 2023): 33–40. Accessed January 20, 2026. https://bulecon.enu.kz/index.php/main/article/view/211.