(PDF)于2024-03-03) (英语). Donnithorne, V. H. "The Golden Ageandthe Dark Age in Hanchow, Szechwan" (PDF). Journal ofthe West China Border Research Society. 1933–1934
(2004). "The Galileo Affair"(页面存档备份,存于互联网档案馆) Ondra, Leos. A New View of Mizar. Sky & Telescope. 2004年7月: 72–75. Owen, Richard. CatholicChurch abandons
Constantine andthe Conversion of Europe. Buffalo: University of Toronto Press, 1978 [1948]. Lenski, Noel, ed. The Cambridge Companion to theAgeof Constantine