ニコラウス5世 (ローマ教皇)
Thornberry, Patrick (2002). Indigenous peoples and human rights. Manchester University Press. ISBN 0-7190-3794-8
Lampe, Armando (2001). Christianity in the Caribbean: essays on church history. University of the West Indies Press. ISBN 976-640-029-6
Bown, Stephen R., 1494: How a Family Feud in Medieval Spain Divided the World in Half, p. 73, Macmillan, 2012 ISBN 9780312616120
Davenport, Frances Gardiner, and Paullin, Charles Oscar. European Treaties Bearing on the History of the United States and Its Dependencies to 1684. Carnegie Institution of Washington, 1917
Housley, Norman. Religious Warfare in Europe 1400-1536, p. 187, Oxford University Press, 2002 ISBN 9780198208112
Payne, Samuel G., A History of Spain and Portugal, Vol.1, Chapt. 10