Anna Khutorska, Nataliia Mykhailova, Oleksii Fartushka, Serhii Prokopov, Olena Yastrub. “Contemporary Vocal and Choral Performance: Trends and Insights”. International Journal of Special Education 41, no. 4s (June 5, 2026): 735–751. Accessed October 12, 2026. https://internationalsped.com/index.php/ijse/article/view/2961.