For citations:
Ponkratova I.Y. Stages in the Late Pleistocene and Holocene Peopling of Lake Bolshoye Ushkovskoye Shore, Kamchatka. Archaeology, Ethnology & Anthropology of Eurasia. 2020;48(1):41-51. https://doi.org/10.17746/1563-0110.2020.48.1.041-051