Jean Druel, What happened to the grammar of numerals after Sībawayhi? Amal E. Marogy and Kees Versteegh (Editors). The Foundations of Arabic Linguistics II. Brill: Leiden, Boston, 2015. 81‒99.
The Kitāb Sībawayh of ʾAbū al-Ḥasan ʾAḥmad b. Naṣr
Jean Druel, “The Kitāb Sībawayh of ʾAbū al-Ḥasan ʾAḥmad b. Naṣr: A non-Sīrāfian recension of the Kitāb”, in Zeitschrift für arabische Linguistik 71 (2020), pages
