[1981] De principiis, I, 7.

[1982] V, 10.

[1983] Deut., IV, 19-20.

[1984] V, 12.

[1985] I, 59.

[1986] V, 11.

[1987] P. D. Huet, Origenianorum Lib. II, Cap. II, Quaestio VIII, De astris, in Migne, Patrologia Graeca, XVII, 973, et seq.

[1988] XVII, 28.

[1989] “In prooemio libri prioris eiusdem Περὶ ἀρχῶν, num. 10.”

[1990] Eusebius, Praep. Evang., VI, 11, in Migne, PG, XXI, 477-506.