The Relations between the Viziers and Emirs during the Timurid Period (A Case Study of the Relation of Qiyāth al-Dīn Pīr Aḥmad Khwāfī to the Timurid Emirs and Viziers) Journal title: تاریخ و فرهنگ Authors: Maryam Awra‘ī QadīRī, Abd Al-RaḥīM QanawāT, JawāD ‘AbbāSī Subject(s):