For citations:

Leshukova E.V. CHALLENGES OF OIL EXPLORATION IN THE SOUTH OF THE TYUMEN REGION IN THE MID 1950s (USING THE EXAMPLE OF POKROVSKOE/ISHIMSKOE FIELD). Severny region: nauka, obrazovanie, kultura. 2022;(4 (52)):18-24. (In Russ.) https://doi.org/10.34822/2312-377X-2022-4-18-24