PRZEMINSKA L. Principles of music and pedagogical activities of M.D. Leontovych in the Tulchin state choir (1920-1921). EHS:SS [Internet]. 2019 Dec. 24 [cited 2026 Jul. 22];20(4):165-76. Available from: https://ehs.eeipsy.org/index.php/ehs/article/view/141