Balega А., S. Vyzhva, and Kurylo М. “Institutional Provision of Geological Study and Use of Subsoil: National and International Exploration”. Visnyk of Taras Shevchenko National University of Kyiv. Geology 4, no. 83 (December 28, 2018): 63–72. Accessed October 11, 2026. https://geology.bulletin.knu.ua/en/article/view/1340.