Simmons, Nikita. “An Overview of Russia’s Late Mediaeval Musical Culture, and the ‘New Repertoires’: Demestvenny, Put and Strochnóe Singing and Notations”. Journal of the International Society for Orthodox Music 4, no. 1 (June 5, 2020): 183–197. Accessed November 21, 2024. https://journal.fi/jisocm/article/view/88772.