Seregin , N. N., A. A. Tishkin, S. S. Matrenin, and T. S. Parshikova. “Spindles from the Necropolis of Rouran Time of Choburak-I Complex (North Altai)”. NATIONS AND RELIGIONS OF EURASIA, Vol. 26, no. 2, June 2021, pp. 69-80, doi:10.14258/nreur(2021)2-05.