OMELCHENKO, T. Valeriy Sagaydachny: unknown pages of biography. Scientific herald of Tchaikovsky National Music Academy of Ukraine, [S. l.], n. 142, p. 191–202, 2025. DOI: 10.31318/2522-4190.2025.142.327893. Disponível em: http://naukvisnyknmau.com.ua/article/view/327893. Acesso em: 12 may. 2025.