Canonical structural spine
The work's own structure
Reviewed edition: Aristotle. Aristotelis Opera, Vol. 11. Bekker, Immanuel, editor. Oxford, UK: Oxford University Press, 1837. Division axes: chapter. Structural nodes alone do not assert commentary citations.
Record-local commentary evidence
Commentary citations: work locus ↔ Dante locus
These citations occur in later commentary. They do not, by themselves, mean Dante cited this work.