MÜLLER, R. Symposion Sociology of Music: Social Inequality and Music Involvement. Ludwigsburger Beiträge zur Medienpädagogik, [S. l.], v. 4, p. 1–2, 2003. DOI: 10.21240/lbzm/04/20. Disponível em: https://www.medienpaed-ludwigsburg.de/article/view/65. Acesso em: 18 sep. 2021.