D. CHOMKO and F. CHOMKO, “USING OF FACTOR ANALYSIS FOR PROGNOSTICATION DISTRIBUTION OF CONTAMINATION UNDERGROUND WATER”, Вісник: Геологія, no. 40, pp. 28–30, Dec. 2024, Accessed: Oct. 01, 2026. [Online]. Available: https://geology.bulletin.knu.ua/en/article/view/3257