Moskovskie t︠s︡ari i vizantiĭskie vasilevsy : k voprosu o vlii︠a︡nii Vizantii na obrazovanie idei t︠s︡arskoĭ vlasti moskovskikh gosudareĭ /
Savva, Vladimir Ivanovich.
The Hague :  Mouton, 
1969.
Reprint of the Kharʹkov, 1901 edition.