Ḥasan ʻAbd al-Raḥmān Qaddūs

• Faqd al-dakhl ka-athar li-inhāʼ ʻalāqat al-ʻamal bayna ḍarūrāt al-taʻwīḍ wa-kayfīyat al-qaḍāʼ ʻalá asbābih