Каплюк, А. С., and Л. М. Василенко. “FUNCTIONS OF SINGING RESONATORS IN THEORY AND PRACTICE OF VOCAL LEARNING”. SWorldJournal 6, no. 11-06 (January 30, 2022): 46–49. Accessed November 21, 2024. https://sworldjournal.com/index.php/swj/article/view/swj11-06-113.