For citations:
Fazliakhmetov A.M. Geochemical features and formation conditions of Early-Devonian cherty-argillaceous shales and the underlying basalts in the Ishkildino section (eastern slope of the Southern Urals). LITHOSPHERE (Russia). 2019;(1):30-47. (In Russ.) https://doi.org/10.24930/1681-9004-2019-19-1-30-47