08:5708:57, 22 February 2018diffhist−77
Tuvans
They are not, and the source does not claim that. The source says there are many Turkic-speaking groups which are "scattered from the Caucasus and Ural mountains to eastern Siberia, and include the Tatars, Chuvash, Bashkirs, Sakha, Tuvans, Karachai..."
21 February 2018
15:5215:52, 21 February 2018diffhist+2
Amina Dagi
She is not a Russian citizen, so it is a meaningless designation. The double-barrelled model typically refers to ethnicity or narrow region in the first part and citizenship in the second (Hmong-American, African-American, etc.)