Popov Sergiy Leonidovich. Grammatical Variants in Russian Language: Cognitive and Evolutionary Aspect : д.філол.н. : spec.. 10.02.02 - Російська мова : presented. 2015-12-01; popup.evolution: .; O. O. Potebnja Institute of Linguistics of the National Academy of Sciences of Ukraine. – , 0515U000947.

Updated: 2026-10-27