↑ Jimeno Aranguren, Roldan; Lopez-Mugartza Iriarte, J.C. (Ed.) (2004). Vascuence y Romance: Ebro-Garona, Un Espacio de Comunicación. Pamplona: Gobierno de Navarra / Nafarroako Gobernua. tr. 250–255. ISBN84-235-2506-6.Quản lý CS1: nhiều tên: danh sách tác giả (liên kết) Quản lý CS1: văn bản dư: danh sách tác giả (liên kết)
1 2 Reilly, Bernard F. (1993). The Medieval Spains (bằng tiếng Anh). Cambridge University Press. tr. 139. ISBN9780521397414. Truy cập ngày 11 tháng 10 năm 2019. The new kingdom of Castile had roughly tripled in size to some 335,000 square kilometers by 1300 but, at the same time, its population had increased by the same factor, from one to three millions [...] In the new Crown of Aragon of 120,000 square kilometers the population density would have been about the same for its numbers reached about 1,000,000 in the same period.
↑ Alan Ryder (2007). The Wreck of Catalonia. Civil War in the Fifteenth Century. Oxford University Press. tr. v. ISBN978-0-19-920736-7. This group of states comprised the kingdoms of Aragon, Valencia, and Majorca, the principality of Catalonia, and the counties of Roussillon and Cerdagne; further afield it embraced the kingdoms of Sicily and Sardinia. These states had no common institutions or bonds save allegiance to a common sovereign
↑ Henry Kamen, Empire: how Spain became a world power, 1492-1762, 2002:20.
↑ Marqués de Lozoya, Historia de España, Salvat, ed. 1952, vol. II page 60: "El Reino de Aragon, el Principado de Cataluña, el Reino de Valencia y el Reino de Mallorca, constituyen una confederación de Estados".
↑ Thomas N. Bisson, The Medieval Crown of Aragon: a short history, 1986, chapter II. The age of the Early Count-Kings (1137–1213) (The Principate of Ramon Berenguer IV 1137–1162), page 31
↑ Guillermo Fatás y Guillermo Redondo (1995). “Blasón de Aragón” (bằng tiếng Tây Ban Nha). Zaragoza, Diputación General de Aragón. tr. 101–102. Bản gốc lưu trữ ngày 31 tháng 1 năm 2012.
