Harasymchuk, V., Medvid, H. and Solovey, T. (2021) “Gas-hydrogeochemical conditions of the Bilche-Volytsia oil-gas-bearing area (Carpathian foredeep, Ukraine)”, Visnyk of V. N. Karazin Kharkiv National University, series "Geology. Geography. Ecology", (55), pp. 37-51. doi: 10.26565/2410-7360-2021-55-03.