Ostapczuk, Jerzy. “The Gospel Text of the Old Church Slavonic Abbreviated Lectionary Manuscripts – A Research Project”. Slavistica Vilnensis 55, no. 2 (December 1, 2010): 31–45. Accessed October 26, 2025. https://test.zurnalai.vu.lt/slavistica-vilnensis/article/view/26912.