Calvo Salgado, Luís Manuel. “Swiss Humanitarian Aid During the Spanish Civil War: The Journey of Anna Siemsen and Regina Kägi-Fuchsmann”. Culture & History Digital Journal 8, no. 2 (December 30, 2019): e018. Accessed April 28, 2024. https://cultureandhistory.revistas.csic.es/index.php/cultureandhistory/article/view/167.