Lebedev, Platon (11 October 2008). "Khodorkovsky Regressive Counter". Press Centre for Defence Attorneys of Mikhail Khodorkovsky and Platon Lebedev. Archived from the original on 10 October 2008. Retrieved 28 December 2010.
Khodorkovsky grateful for Swiss advocacy swissinfo.ch International Service of the Swiss Broadcasting Corporation. 23 December 2013. Retrieved 29 December 2013.
Lebedev, Platon (11 October 2008). "Khodorkovsky Regressive Counter". Press Centre for Defence Attorneys of Mikhail Khodorkovsky and Platon Lebedev. Archived from the original on 10 October 2008. Retrieved 28 December 2010.