COLQUHOUN MCGORMAN, Joan. Helmut Kallmann: Inspiration, Guide and Friend. CAML Review / Revue de l’ACBM, [S. l.], v. 40, n. 2, 2012. DOI: 10.25071/1708-6701.35772. Disponível em: https://caml3.journals.yorku.ca/index.php/caml/article/view/35772. Acesso em: 3 dec. 2024.