П’ер I (граф Алансона): Розніца паміж версіямі

* {{cite web|url=http://fmg.ac/Projects/MedLands/CAPET.htm#Pierredied1284|title=KINGS OF FRANCE 987-1328|work=Foundation for Medieval Genealogy|accessdate=2010-03-06|lang=en|archiveurl=httphttps://www.webcitation.org/61DTwJjF9?url=http://fmg.ac/Projects/MedLands/CAPET.htm#Pierredied1284|archivedate=2011-08-26 жніўня 2011|deadurl=no}}

* {{cite web|url=http://www.mittelalter-genealogie.de/kapetinger_koenigliche_linie/kapetinger_familie_ludwigs_9/peter_1_graf_von_alencon_+_1283.html|title=Peter I, Graf von Alencon, Blois und Chartres|publisher=Die Genealogie der Franken und Frankreichs - Die fränkischen Adelsgeschlechter des Mittelalters|accessdate=2010-03-06|lang=de|deadlink=404|archiveurl=httphttps://web.archive.org/web/20040930070722/http://www.mittelalter-genealogie.de/kapetinger_koenigliche_linie/kapetinger_familie_ludwigs_9/peter_1_graf_von_alencon_+_1283.html|archivedate=2004-09-30 верасня 2004|deadurl=no}}