From the Jurchen monuments ... chess chips // Russia and Asia -Pacific.1998. No. 1. S. 75-79

From the Jurchen monuments ... chess chips // Russia and Asia -Pacific.1998. No. 1. S. 75-79 / Shavkinov E.V., Shavskunov V.E., Ayushin N. B. - 1998. -Additional settlement No. 1 of 03.22.2024 to the agreement on cooperation No. 289/23-С dated 12.09.2023.Source of an electronic copy: Institute of History, Archeology and Ethnography of the Peoples of the Far East