Institution: | 1.Institute of the Earth’s Crust SB Russian Academy of Sciences, Irkutsk 664033, Russia2.Vinogradov Institute of Geochemistry SB Russian Academy of Sciences, Irkutsk 664033, Russia3.Irkutsk State University, Irkutsk 664033, Russia4.Institute of Archaeology and Ethnography SB Russian Academy of Sciences, Novosibirsk 630090, Russia |