Tham khảo Panodorus thành Alexandria

    • New Schaff-Herzog Encyclopedia of Religious Knowledge, vol. 4., p. 163, article "Era"
    • William Adler: Time immemorial: archaic history and its sources in Christian chronography from Julius Africanus to George Syncellus. Dumbarton Oaks Research Library and Collection. Washington/D.C. 1989.
    • Heinrich Gelzer: Sextus Iulius Africanus und die byzantinische Chronographie. Band 2, Hinrichs, Leipzig 1885, tr. 189.

    Tài liệu tham khảo

    WikiPedia: Panodorus thành Alexandria http://www.calendersign.com/en/to_turn_of_era2.php http://www.neighborhoodlink.com/org/bqlt/clubextra... http://www.ortelius.de/kalender/era_en.php http://www.aquatabch.org/panegyria/pan78/millenniu... http://www.ccel.org/s/schaff/encyc/encyc04/htm/ii.... http://www.newadvent.org/cathen/03730b.htm http://www.newadvent.org/cathen/06463a.htm https://d-nb.info/gnd/102388709 https://web.archive.org/web/20060702214937/http://... https://web.archive.org/web/20061113203922/http://...