Columbia subject headings:
Raṣṣāṣ, Aḥmad ibn al-Ḥasan, -1258. Miṣbāḥ al-ʻulūm fī maʻrifat al-Ḥayy al-Qayyūm.
Zaydīs--Early works to 1800.
Harvard subject headings:
Raṣṣās, Aḥmad ibn al-Ḥasan, -1258 or 1259. Miṣbāḥ al-ʻulūm fī maʻrifat al-Ḥayy al-Qayyūm.
Zaydīyah--Early works to 1800.
Princeton subject headings: