Удалов, І. В., and А. В. Кононенко. 2017. “Influence of Technogenic Factors on Ecological and Hydrogeological Characteristics of the Cretaceous Water Intakes in North-Eastern Donbass”. Visnyk of V. N. Karazin Kharkiv National University, Series "Geology. Geography. Ecology", no. 45 (March), 177-83. https://periodicals.karazin.ua/geoeco/article/view/8212.