Early philosophical Shiism the Ismaili Neoplatonism of Abū Yaʿqūb al-Sijistānī - Walker, Paul E. 1941- (Cambridge Univ. Press, 1993)
Keywords: Abū Yaʻqūb al-Sijistānī, Isḥāq ibn Aḥmad <d. 10th cent>; Abū Yaʻqūb al-Sijistānī, Isḥāq ibn Aḥmad <10th cent>; Abū-Yaʿqūb as-Siǧistānī, Isḥāq Ibn-Aḥmad -- ca. 10. Jh. u.Z.; Ismailiten; Neoplatonisme; Sjiʻisme; Geschichte; Ismailites -- Doctrines -- History; Neoplatonism -- History; Philosophie; Neuplatonismus