Савко, А.Д., Крайнов, А.В., Овчинникова, М.Ю., Милаш, А.В. and Новиков, В.М. 2019. Ages of formation weathering crusts and connection with deposits of lateral kaolins and ceramic clays within phanerozoic of the Voronezh anticlise. Proceedings of Voronezh State University. Series: Geology. 3 (Aug. 2019), 23-34. DOI:https://doi.org/10.17308/geology.2019.3/1809.