Leuven: Leuven University Press, 1992. 1992BundyThe Philosophical Structures of doctrine: The mathematician of the Expurgated Version( S1) of the Kephalaia engine of EvagriusbookSectionBundy, David. Leuven: Leuven University Press, 1992. GedankenbookISBN 3-429-01416-6Evagrius, Ponticus and Bunge, Gabriel.