Editing Pope Celestine III (section)

==Sources==
*{{cite book |last=Clarke |first=Peter D. |title=The Interdict in the Thirteenth Century: A question of collective guilt |publisher=Oxford University Press |year=2007 }}
*{{cite book |title=The Oxford Dictionary of the Christian Church |editor-first=F.L. |editor-last=Cross |chapter=Celestine III |publisher=Oxford University Press |year=1997 }}
*{{cite book |chapter=Hyacinth Bobone: Diplomat and Pope |first=Anne J. |last=Duggan |title=Pope Celestine III (1191-1198): Diplomat and Pastor |editor-first1=John |editor-last1=Doran |editor-first2=Damian J. |editor-last2=Smith |publisher=Routledge |year=2016 |pages=1–30  }} 
*{{cite book |chapter=Celestine III, the Crusade and the Latin East |first=Peter W. |last=Edbury |title=Pope Celestine III (1191-1198): Diplomat and Pastor |editor-first1=John |editor-last1=Doran |editor-first2=Damian J. |editor-last2=Smith |publisher=Routledge |year=2016  |pages=129–144 }}
*{{cite book |title=The Reconquest Kings of Portugal: Political and Cultural Reorientation on the Medieval Frontier  |first=Stephen |last=Lay |publisher=Palgrave Macmillan |year=2009  }}
*{{cite journal |title=The Papacy and Christian Mercenaries of Thirteenth-Century North Africa |first=Michael |last=Lower |journal=Speculum |volume=89| issue =  3 JULY |year=2014 |pages=601–631 |publisher=The University of Chicago Press |doi=10.1017/S0038713414000761 |s2cid=154773840 }}
*{{cite book |last=Moore |first=John Clare |title=Pope Innocent III (1160/61–1216): To root up and to plant |publisher=BRILL |year=2003 }}
*{{cite book |chapter=Celestine III and the North |first=Torben K. |last=Nielsen |title=Pope Celestine III (1191-1198): Diplomat and Pastor |editor-first1=John |editor-last1=Doran |editor-first2=Damian J. |editor-last2=Smith |publisher=Routledge |year=2016 |pages=159–178  }}
*{{cite book |title=The Cambridge Medieval History |volume=V: Contest of empire and papacy |editor-first1=J.R. |editor-last1=Tanner |editor-first2=C.W. |editor-last2=Previte-Orton |editor-first3=Z.N. |editor-last3=Brooke |chapter=The Emperor Henry VI |first=Austin Lane |last=Poole |publisher=Cambridge at the University Press |year=1926 }}
*{{cite book |title=The Papacy, 1073-1198: Continuity and Innovation |first=I.S. |last=Robinson |publisher=Cambridge University Press |year=1990 }}
*{{cite book |chapter=The institutions of the church, 1073-1216 |first=I.S. |last=Robinson |title=The New Cambridge Medieval History |volume=IV: c.1024-c.1198, Part 1|editor-first1=David |editor-last1=Luscombe |editor-first2=Jonathan |editor-last2=Riley-Smith |publisher=Cambridge University Press |year=2004 }}
*{{cite book |chapter=The papacy |first=I.S. |last=Robinson |title=The New Cambridge Medieval History |volume=IV: c.1024-c.1198, Part II |editor-first1=David |editor-last1=Luscombe |editor-first2=Jonathan |editor-last2=Riley-Smith |publisher=Cambridge University Press |year=2006 |pages=317–384 }}