Scholarship on Letter: ENA NS 63.13

Letter ENA NS 63.13
  1. Bibliographic citation
    Avraham David, "New Data about Avraham Qastro in Some Cairo Geniza Documents‎" (in Hebrew), Michael: On the History of the Jews in the Diaspora‎ 9 (n.p., 1985), 147–62.
    for edition, discussion see
    • Doc. 2