Комитет почетных членов ИППО [Committee of honorary members of the IOPS] (in Russian). The Imperial Orthodox Palestine Society. Archived from the original on 14 December 2017. Retrieved 14 December 2017.
"Lavrov Sergey Viktorovich". Ministry of Foreign Affairs of the Russian Federation. Archived from the original on 18 September 2013. Retrieved 4 February 2013.
"Lavrov Sergey Viktorovich". Ministry of Foreign Affairs of the Russian Federation. Archived from the original on 18 September 2013. Retrieved 4 February 2013.
Комитет почетных членов ИППО [Committee of honorary members of the IOPS] (in Russian). The Imperial Orthodox Palestine Society. Archived from the original on 14 December 2017. Retrieved 14 December 2017.