G. Issayeva, E. Y. Zhussipova, and G. A. Pazilov, “An Analytical Study on the Stability Properties of Energy Consumption from Fossil Fuels: A Panel Stability Test and Zivot-Andrews Unit Root Test Approach in the Context of BRICS Nations”, IJEEP, vol. 15, no. 4, pp. 1–10, Jun. 2025.