Soyan, Shonchalai Ch., and Galina F. Balakina. “II International Scientific Conference «Regional Economy: Technologies, Economy, Ecology and Infrastructure» (Kyzyl, 18-20 Oct. 2017.)”. The New Research of Tuva, no. 1 (March 10, 2018). Accessed March 3, 2026. https://nit.tuva.asia/nit/article/view/763.