“Private Tutors in the Noble Families of Kharkiv in the Late 18 - Early 19 Centuries”. V. N. Karazin Kharkiv National University Bulletin History of Ukraine. Ukrainian Studies: Historical and Philosophical Sciences 26 (May 26, 2018): 93–97. Accessed October 25, 2026. https://periodicals.karazin.ua/uahistory/article/view/10716.