In 1959. the Astrakhan expedition excavated barrow 2 of the Koroleva mogila burial mound near the village Sidory of the Volgograd region. The burial had been robbed. but some parts of zoomorphic gray-polished jug were found among the grave goods. https://lecoureures.shop/product-category/ski-de-fond-accessoires-fixations-back-country/