Irina V. Abolonkova, Kuzbass Museum-Reserve “Tomskaya Pisanitsa”, Kemerovo, Russia, This email address is being protected from spambots. You need JavaScript enabled to view it.
Elena S. Levanova, Institute of Archaeology, Russian Academy of Sciences, Russian State University for the Humanities, Moscow, Russia, This email address is being protected from spambots. You need JavaScript enabled to view it.