| JSTOR Ref | ||||
|---|---|---|---|---|
| Robert Eisler | The Astronomy of Johannes Scotus Erigena, Cosmology in the 'Annotationes in Marcianum' : More Light on Erigena's Astronomy, by Erika von Erhardt-Siebold, Rudolf von Erhardt | 11. (1942), 102-107 |
DOI:10.2307/43626236 JSTOR |