Emmott, Robin; Young, Sarah; Falconbridge, Guy; Marrow, Alexander; Antonov, Dmitry (15 October 2020). "EU, Britain sanction Russian officials over Navalny poisoning". Edited by Andrew Cawthorne, Giles Elgood, William Maclean. Brussels: رویترز. Archived from the original on 15 August 2023. Retrieved 25 January 2021.
Aden, Mareike (5 September 2013). "Alexej Nawalny: Der dunkle Star" [Alexei Navalny: The Dark Star]. دی تسایت Online (به آلمانی). Archived from the original on 15 August 2023. Retrieved 26 October 2020.
Emmott, Robin; Young, Sarah; Falconbridge, Guy; Marrow, Alexander; Antonov, Dmitry (15 October 2020). "EU, Britain sanction Russian officials over Navalny poisoning". Edited by Andrew Cawthorne, Giles Elgood, William Maclean. Brussels: رویترز. Archived from the original on 15 August 2023. Retrieved 25 January 2021.
Aden, Mareike (5 September 2013). "Alexej Nawalny: Der dunkle Star" [Alexei Navalny: The Dark Star]. دی تسایت Online (به آلمانی). Archived from the original on 15 August 2023. Retrieved 26 October 2020.