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Fjodorowitsj, keiser van Rusland (ru) Biografie van Pieter III Hierdie artikel is merendeels vertaal vanaf die Engelse Wikipedia-artikel en:Peter III of Russia
of Peter the Great: Progress Through Violence in Russia (Routledge, 2015) Montefiore 2016, p. 187. The History of Peter the Great, Emperor of Russia:
Massie, Robert K. Peter the Great, His Life and World, 1980, ch. "Old Muscovy" bl. 31ff. Hughes, Lindsey. Sophia, Regent of Russia: 1657–1704. New Haven
Manaev, G. (7 Januarie 2019). "The madness of 3 Russian tsars, and the truth behind it". Russia Beyond. Russia Beyond the Headlines. Besoek op 29 Januarie
1885 en 1917 deur Peter Carl Fabergé en sy maatskappy vervaardig is. Die beroemdstes is dié wat vir die Russiese tsaars Aleksander III en Nikolaas II gemaak