Chervony, Aleksandr M., Julia M. Demonova, and Evguenia A. Murashova. “Lexico-Grammatical Peculiarities of Expressing Indefinite Semantic Subject in Russian and English”. Amazonia Investiga 10, no. 45 (October 29, 2021): 302–311. Accessed October 12, 2025. https://www.amazoniainvestiga.info/index.php/amazonia/article/view/1769.