Tài liệu Enrique I của Navarra

  • Alighieri, Dante (2003). Durling, Robert M. (biên tập). The Divine Comedy of Dante Alighieri: Volume 2: Purgatorio. Oxford University Press.
  • Evergates, Theodore (2007). The Aristocracy in the County of Champagne, 1100-1300. University of Pennsylvania Press.
  • Gee, Loveday Lewes (2002). Women, Art, and Patronage from Henry III to Edward III: 1216-1377. Boydell & Brewer.
  • George, Hereford Brooke (1875). Genealogical tables illustrative of modern history. Oxford at the Clarendon Press.
  • Kinkade, Richard P. (1992). “Alfonso X, Cantiga 235, and the Events of 1269-1278”. Speculum. 67 (2): 284–323. doi:10.2307/2864374. JSTOR 2864374. S2CID 162457845.
  • Procter, Evelyn S. (1980). Curia and Cortes in León and Castile 1072-1295. Cambridge University Press.
  • Woodacre, Elena (2013). The Queens Regnant of Navarra: Succession, Politics, and Partnership, 1274-1512. Palgrave Macmillan.