A. Tolkunov, “FOREIGN EXPERIENCE IN THE ATTRACTION AND USE OF INVESTMENTS IN EXPLORATION AND PRODUCTION OF OIL AND GAS RESOURCES”, Вісник: Геологія, no. 57, pp. 35–39, Jan. 2025, Accessed: Feb. 15, 2026. [Online]. Available: https://geology.bulletin.knu.ua/article/view/1999