“Regularities of bitumen hydrothermal associations in geological structures of West Donetsk graben” (2017) Visnyk of V. N. Karazin Kharkiv National University. Series Geology. Geography. Ecology, (45), pp. 38–42. Available at: https://periodicals.karazin.ua/geoeco/article/view/8179 (Accessed: 25 October 2026).