Bibliography

Housley, Kathleen L.: The First World War, in: Housley, Kathleen L. (ed.): The Scientific World of Karl-Friedrich Bonhoeffer: The Entanglement of Science, Religion, and Politics in Nazi Germany (Palgrave Studies in the History of Science and Technology), Cham 2019 Palgrave Macmillan, pp. 29-49.

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