Mauqif al-ʿulamāʾ al-Yamanīyīn min siyāsat aʾimmat ad-daula al-Qāsimīya, 1045-1289 H/1635-1872 M - Ṣafwānī, Riyāḍ Muḥammad aṣ- (Markaz ad-Dirāsāt wa-'l-Buḥūṯ al-Yamanī, 2015)