Coba jelasin Kesusastraan dari Ordo Calatrava dong

Peter Linehan, Spain:A Partible Inheritance, 1157-1300, Blackwell Publishing Ltd., 2011.

Joseph F. O'Callaghan: The Affiliation of the Order of Calatrava with the Order of Cîteaux, Analecta Cisterciensia 16 (1960), 3-59.

Sophia Menache, "Medieval states and military orders: the Order of Calatrava in the late Middle Ages," in Iris Shagrir, Ronnie Ellenblum, and Jonathan Riley-Smith (eds), In laudem Hierosolymitani: Studies in Crusades and Medieval Culture in Honour of Benjamin Z. Kedar (Aldershot, Ashgate, 2007) (Crusades - Subsidia, 1),