Zakchariy N, Kurylo M. DEFINITION OF THE SUBSOIL RESOURCES USE STAGE WITH GEOLOGICAL-ECONOMICAL AND ECOLOGICAL INDICES BY THE EXAMPLE OF WESTERN DONBAS REGION. Вісник: Геологія. 2025;(54):47-50. Accessed February 15, 2026. https://geology.bulletin.knu.ua/article/view/2066