Темчин, С. Ю. “On the Differentiation of Lexical Archaisms and Innovations in Old Church Slavonic Text: Variants kъnižnikъ and kъnigъčii in Gospel Manuscripts from the 11th–16th Centuries”. Kalbotyra 45, no. 2 (December 1, 1997): 64–81. Accessed December 18, 2025. https://www.journals.vu.lt/kalbotyra/article/view/31289.