Archives of Historical Society.
Voskhod (1881), Book V, p. 83 (II part).
Sagasty's letter, Razsvyet, 1881, p. 1105; Campos' letter, ibid., p. 1148.
"Inquiry into the Jewish question" (ed. by the Council of the United Nobility, St. Petersburg, 1910), Part II, pp. 125-126; Russian Jew. Encycl., I, pp. 826-827.
Dr. Mandelstamm's Reminiscences, Perezhitnoye, vol. IV, p. 53 et seq. (St. Petersburg, 1913).
Report of the Gubernatorial Commissions on the Jewish Question, vols. I-II, St. Petersburg, 1884.
Istoria Revolutzionnavo Dvizhenia v Rossiyi ("The History of the Revolutionary Movement in Russia"), St. Petersburg, 1906, pp. 260-262.
Die Judenpogromen in Russland, I, pp. 46-66 (Köln, 1910).