Early Christian and Byzantine political philosophy : origins and background / Francis Dvornik. - Dvorník, František, 1893-1975. (OLS)http://pul/name/683 (Dumbarton Oaks Center for Byzantine Studies, 1966)
Includes index.
"Bibliography": vol. 2, p. 851-939.

Fortschritt ohne Grenzen? : christlichr Ethik und technische Allmacht / Philipp Schmitz. - Schmitz, Philipp, S.I. (OLS)http://pul/name/33246 (Herder, 1997)
Bibliografia : p. 241-256.