S. D. Goitein, "Books: Migrant and Stationary. A Geniza Study," in Occident and Orient: A Tribute to the Memory of Alexander Scheiber (Budapest : Akadémiai Kiadó ; Leiden ; New York: E.J. Brill, 1988), 179-98.
for , digital translation, translation see
pp. 182-84
Bibliographic citation
Moshe Gil, In the Kingdom of Ishmael (in Hebrew) (Tel Aviv: Tel Aviv University, 1997), vol. 4.