AL BAKRI, T. J.S. Bach’s “Anna Magdalena” as a Basic Tool for the Development of Beginner Pianists. Journal of Educational and Social Research, London, U.K., v. 8, n. 2, p. 61, 2018. Disponível em: https://www.richtmann.org/journal/index.php/jesr/article/view/10241. Acesso em: 13 aug. 2022.