Alter, Reinhard. Gottfried Benn: The Artist and Politics (1910-1934). Bern, Switzerland: Herbert Lang, 1976. A biography including the history of German politics and literature in Benn’s time.
Benn, Gottfried. Briefe. Edited by Harald Steinhagen, Jürgen Schröder, Friedrich Wilhelm Oelze, Paul Hindemith, and Ann Clark Fehn. Wiesbaden, Germany: Limes-Verlag, 1977. Three volumes of Benn’s correspondence with bibliographic references and an index.
Dierick, Augustinus Petrus. Gottfried Benn and His Critics: Major Interpretations, 1912-1992. Columbia, S.C.: Camden House, 1992. Critical interpretation and history by an expert in German expressionist literature. Includes an exhaustive bibliography.
Hamburger, Michael. Reason and Energy: Studies in German Literature. Rev. ed. London: Weidenfeld & Nicolson, 1970. A critical and historical study of German literature in the nineteenth and twentieth centuries. Includes bibliographic references.
Roche, Mark William. Gottfried Benn’s Static. Chapel Hill: University of North Carolina Press, 1991. Intellectual and historical interpretation of Benn’s poetry with bibliography and index.