PETROVA, Nadezhda. LUDVIK CUBA AND THE BULGARIAN FOLK SONG WITH PIANO ACCOMPANIMENT. KNOWLEDGE - International Journal , [S. l.], v. 49, n. 6, p. 1287–1293, 2021. Disponível em: https://ikm.mk/ojs/index.php/kij/article/view/4502. Acesso em: 16 jul. 2024.