Solokha, M. A., and KоchanovE. A. “Methodology of Influence Estimation of Elemental Dumps on the Ecological State (on the Example of the Kharkov Area Dergachevsky District)”. Visnyk of V. N. Karazin Kharkiv National University. Series Еcоlogy, no. 944, Mar. 2014, pp. 72-76, https://periodicals.karazin.ua/ecology/article/view/757.