KOCH, R. Margot Ruben: Freundin und Vertraute (1908-1980). Otago German Studies, [S. l.], v. 11, 2017. DOI: 10.11157/ogs-vol11id137. Disponível em: https://otagogermanstudies.otago.ac.nz/ogs/article/view/137. Acesso em: 6 may. 2024.