- E.B. Christoffel: THE INFLUENCE OF HIS Work on Mathematics, Physical Sciences (History of mathematics) by BUTZER, FEHER, 1981-11-30
- ELWIN BRUNO CHRISTOFFEL. Vollstandige Theorie der Riemann'schen 0-Function. In Mathematische Annalen Vol. 54, 1901, pp. 329-399. by C. F. and L. Maurer. (Elwin Bruno Christoffel) GEISER, 1901-01-01
- Gesammelte mathematische abhandlungen (German Edition) by Elwin Bruno Christoffel, 1910-01-01
- E.B. Christoffel: The Influence of His Work in Mathematics and the Physical Sciences by Paul Leo Butzer, 1981-08
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