V. . HUDZENKO, N. LOZYTSKA, and S. DOBROVOLSKYI, “MONITORING OF STRONTIUM-90 GROUND SURFACE POLLUTION”, Вісник: Геологія, no. 38-39, pp. 65–68, Jul. 2006, Accessed: Feb. 15, 2026. [Online]. Available: https://geology.bulletin.knu.ua/article/view/3313