Procli Diadochi In primum Euclidis Elementorum librum commentarii / ex recognitione Godofredi Friedlein. - Proclus Atheniensis, 410-c. 485. (OLS)http://pul/name/894; Friedlein, Gottfried, 1828-1875. (OLS)http://pul/name/5307 (in aedibus B. G. Teubneri, 1873)
Text in Greek.