HURALNYK, N. The practice of development the category essence of notions in the context of piano school: history and theory analyse. Educational Dimension, Kryvyi Rih, Ukraine, v. 16, n. 1, p. 158–169, 2006. DOI: 10.31812/educdim.6087. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/6087. Acesso em: 3 jul. 2024.