ORTÍZ P., Garmán. Música: Ottmar Liebert, The hours between night and day. HITOS DE CIENCIAS ECONÓMICO ADMINISTRATIVAS, [S. l.], v. 1, n. 2, p. 34, 2023. Disponível em: https://revistahitos.ujat.mx/index.php/hitos/article/view/5942. Acesso em: 30 sep. 2025.