Origeniana octava: Origen and the Alexandrian tradition; papers of the 8th International Origen Congress, Pisa, 27 - 31 August 2001 / Vol. 2 - Perrone, Lorenzo (Origeniana octava Origen and the Alexandrian tradition ; papers of the 8th International Origen Congress, Pisa, 27 - 31 August 2001, 2003)