Kopylov И. С. “Hydrogeochemical Indicators of the Hypergenesis Zone of the Tungusska Basin and Their Oil-Geological Significance”. Problems of Mineralogy, Petrography and Metallogeny. Scientific Readings in Memory of P.N. Chirvinsky, no. 25, Apr. 2022, pp. 141-7, doi:10.17072/chirvinsky.2022.141.