SULAIEVA, N. . Ukrainian Folk Song in the System of Formal and Non-Formal Music and Pedagogical Education in Ukraine: the Case of Hryhorii Levchenko’s Teaching and Creative Activity . Імідж сучасного педагога, [S. l.], n. 4(223), p. 133–137, 2025. DOI: 10.33272/2522-9729-2025-4(223)-133-137. Disponível em: https://isp.pano.pl.ua/article/view/330038. Acesso em: 17 чер. 2025.