Ustymenko-Kosorich О. Accordion training in music schools in Serb academically popular type. Educational Dimension, Kryvyi Rih, Ukraine, v. 44, p. 378–384, 2015. DOI: 10.31812/educdim.v44i0.2714. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/2714. Acesso em: 22 лип. 2024.