%0 Journal Article %T Geochemistry and Mineralogy of Organic-Mineral Bottom Sediment of Small Lakes in the Middle Mountains of the Russian Altai: A Case Study of the Chibitka Lake System %A Овдина, Е.А. %A Страховенко, В.Д. %A Малов, Г.И. %A Малов, В.И. %K sapropel, small lakes, nival type of lithogenesis, authigenic minerals, Russian Altai %J Russian Journal of Earth Sciences %D 2025 %N 25 %P 0 %I Геофизический центр Российской Академии Наук