European jewry and the first crusade - Chazan, Robert, <1936- >. (OLS)http://semarc/name/110539 (University of California Press,, 1996)
Keywords: Ebrei - Europa - Storia. (OLS)http://semarc/subject/40508; Crociata I <1096-1099>. (OLS)http://semarc/subject/52468; Storia medievale - Sec. 11. (OLS)http://semarc/subject/6007