Duarte was born in Lisbon on 7 October 1515.[1] He was tutored by André de Resende, who later wrote his biography.[2] The Infante loved hunting and was quite a good musician.[1]
^ a b cMcMurdo, Edward (1889). The history of Portugal, from the Commencement of the Monarchy to the Reign of Alfonso III. London: Sampson Low, Marston, Searle, & Rivington. p. 114. Retrieved 25 October 2023.
^ a bPereira, Esteves; Rodrigues, Guilherme (1904). Portugal : diccionario historico, chorographico, heraldico, biographico, bibliographico, numismatico e artistico (in Portuguese). Vol. 3. Lisboa: J. Romano Torres. p. 94.
^ a b c d e f g hLiss, Peggy K. (10 November 2015). Isabel the Queen: Life and Times. University of Pennsylvania Press. p. 11. ISBN 9780812293203.
^ a b c d e fStephens, Henry Morse (1903). The Story of Portugal. G.P. Putnam's Sons. p. 139. ISBN 9780722224731. Retrieved 17 September 2018.
^ a bChisholm, Hugh, ed. (1911). "Ferdinand V. of Castile and Leon and II. of Aragon" . Encyclopædia Britannica. Vol. 10 (11th ed.). Cambridge University Press.
^ a bde Sousa, Antonio Caetano (1735). Historia genealogica da casa real portugueza [Genealogical History of the Royal House of Portugal] (in Portuguese). Vol. 2. Lisboa Occidental. p. 497.
^ a bOrtega Gato, Esteban (1999). "Los Enríquez, Almirantes de Castilla" [The Enríquezes, Admirals of Castille] (PDF). Publicaciones de la Institución "Tello Téllez de Meneses" (in Spanish). 70: 42. ISSN 0210-7317.