DeVries, Kelly. "Teenagers at War During the Middle Ages" in The Premodern Teenager: Youth in Society, 1150–1650 (2002) ed by Konrad Eisenbichler, pp 207–223.
Dickson, Gary. "Stephen of Cloyes, Philip Augustus, and the Children’s Crusade of 1212." in Journeys toward God: Pilgrimage and Crusade, ed. Barbara N. Sargent-Baur (Kalamazoo, Mich.: Medieval Institute Publications, 1992): 83–105.
Dickson, Gary. The Children's Crusade: Medieval History, Modern Mythistory, 2008, Palgrave Macmillan. ISBN978-1-4039-9989-4
