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АВПРИ — Архив внешней политики Российской империи
БЭ — Энциклопедический словарь Брокгауза и Эфрона. В 84-х т.
СПб., 1881–1907 ГАРФ — Государственный архив Российской Федерации РГВИА — Российский государственный военно-исторический архив
PRO — Public Record Office, London