Babinger 1992, p. 80. Babinger, Franz (1992). Mehmed the Conqueror and His Time. Bollingen Series 96. Translated from the German by Ralph Manheim. Edited, with a preface, by William C. Hickman. Princeton, Nova Jérsei: Imprensa da Universidade de Princeton. ISBN0-691-09900-6. OCLC716361786
Babinger 1992, p. 125. Babinger, Franz (1992). Mehmed the Conqueror and His Time. Bollingen Series 96. Translated from the German by Ralph Manheim. Edited, with a preface, by William C. Hickman. Princeton, Nova Jérsei: Imprensa da Universidade de Princeton. ISBN0-691-09900-6. OCLC716361786
Babinger 1992, p. 159. Babinger, Franz (1992). Mehmed the Conqueror and His Time. Bollingen Series 96. Translated from the German by Ralph Manheim. Edited, with a preface, by William C. Hickman. Princeton, Nova Jérsei: Imprensa da Universidade de Princeton. ISBN0-691-09900-6. OCLC716361786