"id","author_first1","author_last1","title","year","publication","volume","issue","pages","author_first2","author_last2","keyword0","keyword1","type" "1442","Abbas","Hamdani","A re-examination of al-Mahdi's letter to the Yemenites on the genealogy of the Fatimid Caliphs","1983","Journal of the Royal Asiatic Society","--","2","173-207","François","de Blois","Faimid","Ismaili Islam","journal"