Issenova Ф.К., and Nurgazina А.Б. “Grammaticalization and Universalization of the Semantic Category of Modality in Modern Russian on the Basis of Diachronic-Synchronic Description of FSF Modality”. Bulletin of L.N. Gumilyov Eurasian National University. PHILOLOGY Series 140, no. 3 (December 17, 2022): 129–138. Accessed May 4, 2024. https://bulphil.enu.kz/index.php/main/article/view/31.