Marcos Cobaleda، Maria؛ Villalba Sola، Dolores (2018). "Transformations in medieval Fez: Almoravid hydraulic system and changes in the Almohad walls". The Journal of North African Studies. ج. 23 ع. 4: 591–623. DOI:10.1080/13629387.2017.1371596.
Marcos Cobaleda، Maria؛ Villalba Sola، Dolores (2018). "Transformations in medieval Fez: Almoravid hydraulic system and changes in the Almohad walls". The Journal of North African Studies. ج. 23 ع. 4: 591–623. DOI:10.1080/13629387.2017.1371596.Marcos Cobaleda, Maria; Villalba Sola, Dolores (2018). "Transformations in medieval Fez: Almoravid hydraulic system and changes in the Almohad walls". The Journal of North African Studies. 23 (4): 591–623. doi:10.1080/13629387.2017.1371596. S2CID219625871.
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Marcos Cobaleda، Maria؛ Villalba Sola، Dolores (2018). "Transformations in medieval Fez: Almoravid hydraulic system and changes in the Almohad walls". The Journal of North African Studies. ج. 23 ع. 4: 591–623. DOI:10.1080/13629387.2017.1371596.Marcos Cobaleda, Maria; Villalba Sola, Dolores (2018). "Transformations in medieval Fez: Almoravid hydraulic system and changes in the Almohad walls". The Journal of North African Studies. 23 (4): 591–623. doi:10.1080/13629387.2017.1371596. S2CID219625871.