Baṣran Muʿtazilite theology: Abū ʿAlī Muḥammad b. Khallād's Kitāb al-uṣūl and its reception a critical edition of the "Ziyādāt Sharḥ al-uṣūl" by the Zaydī Imām al-Nāṭiq bi-l-ḥaqq Abū Ṭālib Yaḥyā b. al-Ḥusayn b. Hārūn al-Buṭḥānī - Nāṭiq bi-'l-Ḥaqq, Yaḥyā Ibn-al-Ḥusain an- 951-1032 (Brill, 2010)
Vorwort engl., Text arab.