Das Selbstzeugnis Kaiser Konstantins / von Hermann Dörries. - Dörries, Hermann, 1895-1977. (OLS)http://pul/name/3147 (Vandenhoeck & Ruprecht, 1954)
Includes index.

La naissance du christianisme / Alfred Loisy. - Loisy, Alfred Firmin, 1857-1940. (OLS)http://pul/name/7845 (E. Nourry, 1933)
Bibliography included in "Avant-propos" (p. 10-11).