Walter Laqueur Stalin: La estrategia del terror, Ediciones B - Mexico, 2003, ISBN 8466613161, pag 117:...prácticamente toda la dirección de las repúblicas de Asia central fue purgada, pero también se procedió a liquidar a muchos miembros de la intelectualidad, así como a integrantes del pueblo llano que, por diferentes razones, fueron seleccionados como víctimas. Entre dichas víctimas se contaban viejos bolcheviques como Isaak Zelenski, miembro del partido desde 1906, que se había mostrado activo en Tashkent desde 1924. fue uno de los coacusados en el proceso a Bujarin; de acuerdo con Vyshinski había sido espía zarista, y éste fue sólo uno de los muchos cargos que se le imputaron.
Andréi Vyshinski, The Treason Case Summed UpArchivado el 3 de marzo de 2016 en Wayback Machine. Abril de 1938 (en inglés), página 9: Ikramov and Khodjaev disrupted cotton growing, while Zelensky, through his agents, put nails and glass in food products and artificially created a food shortage.
B. Bazhanov (Б. Бажанов) Apuntes del secretario de Stalin (Записки секретаря Сталина) Capítulo 12: “… a finales de 1923, cuando fue derrotada la oposición de derecha, el Politburó no tenía bien visto al Secretario del Comité de Moscú del partido, Zelenski. En verano de 1934, la troika, decidió con su consentimiento, trasladarlo como primer secretario del Buró del Comité Central del Partido de Asia Central.
«…в конце 1923 года, когда разразилась правая оппозиция, Политбюро было недовольно секретарем Московского Комитета партии Зеленским. Летом 1924 года тройка, еще действуя в согласии, перевела его первым секретарем Среднеазиатского Бюро ЦК.».
http://www.nytimes.com/books/first/k/king-commissar.htmlIn the fall of that year, however, Stalin attacked Zelensky for "insufficient hostility to Kamenev and Zinoviev," who were at that moment in opposition to the future dictator in the power struggle that followed Lenin's death. Zelensky was packed off to Tashkent for seven years to become secretary of the Central Asian Bureau...
http://www.nytimes.com/books/first/k/king-commissar.htmlwas recalled to Moscow in 1931 to run the state consumer distribution network. Zelensky was a conscientious, hardworking revolutionary turned party official, albeit one who, like many others, was deeply concerned about the advance of Stalinism.
http://www.nytimes.com/books/first/k/king-commissar.htmlThe state prosecutor of the time was the universally loathed and feared Andrei Yanuarievich Vyshinsky. Vyshinsky plumbed new depths of cruelty in the late 1930s, when he willingly acted as Stalin's mouthpiece in the three notorious Moscow show trials. At these trials he had many of the "Old Bolsheviks"--those who had created the Revolution that he never took part in--put to death. False confessions to ridiculous charges were extracted from the defendants by sadistic interrogators. Independent defense counsel was unheard of. Confession was sufficient to convict.
http://www.nytimes.com/books/first/k/king-commissar.html...accused Zelensky of having been a tsarist police agent since 1911. He was said to have used his position as head of the state distribution network to sabotage the distribution of food by "spoiling" fifty truckloads of eggs, as well as "throwing nails and broken glass into the masses' butter with a view to undermining Soviet health."
Andréi Vyshinski, The Treason Case Summed UpArchivado el 3 de marzo de 2016 en Wayback Machine. Abril de 1938 (en inglés), página 9: Ikramov and Khodjaev disrupted cotton growing, while Zelensky, through his agents, put nails and glass in food products and artificially created a food shortage.