For citations:

Maslov A.V., Podkovyrov V.N. Variations of Th/U values in Vendian clayey rocks of north-east East-European Platform and Middle and Southern Urals as reflection redox status of sedimentary basins. LITHOSPHERE (Russia). 2017;17(6):23-39. (In Russ.) https://doi.org/10.24930/1681-9004-2017-6-023-039