SANINA, I. (2006) “THE COMPLEX ESTIMATION OF ECOLOGICAL STATE OF GEOLOGICAL ENVIRONMENT OF FRONTIER TERRITORIES”, Visnyk of Taras Shevchenko National University of Kyiv. Geology, (38-39), pp. 16–20. Available at: https://geology.bulletin.knu.ua/article/view/3283 (Accessed: 15 February 2026).