Davies, Katherine Jane (2010). "A 'Third Way' Catholic Intellectual: Charles Du Bos, Tragedy, and Ethics in Interwar Paris". Journal of the History of Ideas71 (4): 655. doi:10.1353/jhi.2010.0005.
Dieckmann, Herbert (1953). "André Gide and the Conversion of Charles Du Bos". Yale French Studies (12): 69. doi:10.2307/2929290.