ELLIS, Thomas Sayers. Crank Shaped Notes. American Studies, [S. l.], v. 52, n. 4, p. 235–244, 2013. DOI: 10.1353/amsj.v52i4.4654. Disponível em: https://journals.ku.edu/amsj/article/view/4654.. Acesso em: 1 may. 2024.