SvyatenkoG. Е., Petlica, V. V. and SpichakovaU. М. (2015) “Geologic structure and new stratigraphic complexes hydrocarbon-bearing perspectives of eastern Poltava field”, Visnyk of V. N. Karazin Kharkiv National University. Series Geology. Geography. Ecology, 38(1049), pp. 50-53. Available at: https://periodicals.karazin.ua/geoeco/article/view/7668 (Accessed: 12January2026).