Koval Ya. М.; Fedak І. О. Selection of low-resistant reservoir rocks in geological cross-section of Helvetian deposits at Letnianske field. Oil and Gas Power Engineering, [S. l.], n. 2(34), p. 7–14, 2020. DOI: 10.31471/1993-9868-2020-2(34)-7-14. Disponível em: https://nge.nung.edu.ua/index.php/nge/article/view/535. Acesso em: 4 dec. 2024.