Каплюк, А.С., and О.В. Стотика. “PROBLEMS OF PEDAGOGY OF POP AND JAZZ VOCALS”. SWorldJournal 6, no. 11-06 (January 30, 2022): 50–52. Accessed May 2, 2024. https://sworldjournal.com/index.php/swj/article/view/swj11-06-114.