[f] P. Strahl and E. Hermann, Geschichte des Russischen Staates.
[g] A. Rambaud, Histoire de la Russie.
[h] P. Shtchebalski, Readings from Russian History.
[i] S. M. Soloviov, History of Russia from the Earliest Times.
[j] Auguste de Haxthausen, The Russian Empire, its People, Institutions and Resources.
k Claude Carloman de Rulhière, Révolution de Pologne.
[l] C. A. De Louville, Mémoires.
[m] Ivan Golikov, The Acts of Peter the Great.
Chapter VII. Catherine I to Peter III (1725-1796 A.D.)
[b] R. Bell, History of Russia.