SEVIN, Dieter. Joachim Maass in Amerika. Yearbook of German-American Studies, [S. l.], v. 21, p. 189–200, 1986. DOI: 10.17161/ygas.v21i.19341. Disponível em: https://journals.ku.edu/ygas/article/view/19341.. Acesso em: 22 jul. 2024.