^ a b"Узкий состав ЦК РСДРП(б) - Политическое бюро ЦК РСДРП(б) - Бюро ЦК РСДРП(б) - РКП(б) - Политическое бюро ЦК РКП(б) - ВКП(б) - Президиум - Политическое бюро ЦК КПСС" [Narrow composition of the Central Committee of the RSDLP(b) - Political Bureau of the Central Committee of the RSDLP (b) - Bureau of the Central Committee of the RSDLP (b) - RCP (b) - Political Bureau of the Central Committee of the RCP (b) - CPSU (b) - Presidium - Political Bureau of the Central Committee of the CPSU]. Knowbysight.info. Archived from the original on 28 May 2022. Retrieved 21 May 2022.