KEILLOR, E. Participating in the Memorials for Helmut Kallmann. CAML Review / Revue de l’ACBM, [S. l.], v. 40, n. 2, 2012. DOI: 10.25071/1708-6701.35770. Disponível em: https://caml.journals.yorku.ca/index.php/caml/article/view/35770. Acesso em: 23 jan. 2022.