Vlasov, Sergey V., and Leonid V. Moskovkin. “Categories of Pronouns in the Russian Language Grammars of the 18th Century: Classification and Terminology”. Cuadernos de Rusística Española 17 (December 30, 2021): 35–51. Accessed July 22, 2024. https://revistaseug.ugr.es/index.php/cre/article/view/21078.