Barakat, Elshahat Anwar. “Revival of the Abbasid Caliphate in Cairo In Light of Inscriptions on Mamluk Coins 659) AH 1261CE)”. Arab Journal for Sciences and Research Publishing, vol. 6, no. 4, Dec. 2020, pp. 119-03, https://doi.org/10.26389/AJSRP.R130820.