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| | Antipope -- Facts, Info, and Encyclopedia article (Site not responding. Last check: 2007-10-14) |
 | | Maginulf ((Click link for more info and facts about Sylvester IV) Sylvester IV), 1105–1111 |
 | | Maurice Burdanus ((Click link for more info and facts about Gregory VIII) Gregory VIII), 1118–1121 |
 | | Thebaldus Buccapecuc (Celestine II) (legitimate but submitted to opposing pope, Honorius II and afterwards considered an antipope), 1124 |
| www.absoluteastronomy.com /encyclopedia/A/An/Antipope.htm (1878 words) |
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