(en) Colin Imber, The Ottoman Empire, 1300-1650: The Structure of Power, Macmillan International Higher Education, , 146 p. (ISBN978-1-352-00414-4, lire en ligne)
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(tr) Halil İnalcık, « Osmanlı Beyliği'nin Kurucusu Osman Beg (Osman Beg, The founder of Ottoman Dynasty) », Belleten, Ankara, vol. 7, no 261, , p. 483, 487–490 (lire en ligne)
(tr) Halil İnalcık, « Osmanlı Beyliği'nin Kurucusu Osman Beg (Osman Beg, The founder of Ottoman Dynasty) », Belleten, Ankara, vol. 7, no 261, , p. 483, 487–490 (lire en ligne)