1987 Blumenthal (H.J.) PLOTINUS IN THE LIGHT OF TWENTY YEARS'SCHOLARSHIP, 1951-1971. PP. 528- 570.

Blumenthal (H.J.), « PLOTINUS IN THE LIGHT OF TWENTY YEARS'SCHOLARSHIP, 1951-1971. », AUFSTIEG, II, PRINCIPAT, 36, 1, 1987, PP. 528- 570.. (English)