Sasha Batz Stern, Pratima Gopalakrishnan, and Marina Rustow, "(Umm Yūsuf) Sitt al-Dār bt. Avraham Ben Yijū," available online through the Princeton Geniza Project at https://geniza.princeton.edu/people/sitt-al-dar-bt-avraham-ben-yiju/, accessed June 9, 2026.