Shestopalov, V. 2019. About the article by V. V. Gordienko "On hydrogen degassing in the zones of modern activation of Ukraine". Geofizicheskiy Zhurnal. 41, 5 (Nov. 2019), 250–251. DOI:https://doi.org/10.24028/gzh.0203-3100.v41i5.2019.185681.