Zuyeva, V. U. . (2023). Towards the semantic differentiation problem of epistolary text denotations in Ancient Russian and Old Russian written monuments: Greecisms грамота, епистолия, хартия, харатия. Journal of the Belarusian State University. Philology, 2, 101-114. https://journals.bsu.by/index.php/philology/article/view/5485