В. М Лурье (2002). ГРУ: дела и люди [GRU: affairs and people] (in Russian). ОЛМА Медиа Групп. p. 452. ISBN978-5-7654-1499-6. Retrieved 6 September 2020.
"Поляков Иосиф Аронович" [Polyakov Joseph Aronovich]. Sakharov Center (in Russian). Public Commission for the Preservation of the Heritage of Academician Sakharov. Retrieved 7 September 2020 – via Database: "Victims of political repression, shot and buried in Moscow and the Moscow region between 1918 and 1953".