Grand Duchess Olga Nikolaevna of Russia
Bokhanov, Alexander, Knodt, Dr. Manfred, Oustimenko, Vladimir, Peregudova, Zinaida, Tyutyunnik, Lyubov; trans. Lyudmila Xenofontova. The Romanovs: Love, Power, and Tragedy, Leppi Publications, 1993,