Kulyk, V. V., and M. S. Bondarenko. 2016. “Identification of Gas Reservoirs and Determination of Their Parameters by the Combination of Radioactive Logging Methods”. Geofizicheskiy Zhurnal 38 (2):106-19. https://doi.org/10.24028/gzh.0203-3100.v38i2.2016.107770.