Tolepov, A., and A. Maydirova. “Assessment of the Effectiveness of Innovative Activities of Enterprises in the West Kazakhstan Region”. Economic series of the Bulletin of L.N. Gumilyov ENU, no. 4 (February 2, 2023): 94–103. Accessed January 22, 2026. https://bulecon.enu.kz/index.php/main/article/view/477.