THE STANDARD OF CHORAL SOUND IN THE PERFORMANCE INTERPRETATION OF UKRAINIAN SACRED MUSIC. International Journal of Innovative Technologies in Social Science, [S. l.], n. 5(26), p. 19–25, 2020. DOI: 10.31435/rsglobal_ijitss/30062020/7133. Disponível em: https://rspublisher.org/index.php/ijitss/article/view/1409. Acesso em: 17 mar. 2026.