The Kurbskii-Groznyi apocrypha: the seventeenth-century genesis of the "correspondence" attributed to Prince A. M. Kurbskii and Tsar Ivan IV
Keenan, Edward L.,1935-
Cambridge, Mass., Harvard University Press,
1971.
Includes in Russian (p. 163-183) the critical text of Kurbskii's first letter, Khvorostinin's Foreword, letters of Semen Shakhovskoi, and Shakhovskoi's autobiographical notes.
Bibliography: p. [231]-237.
Ivan IV, Czar of Russia, 1530-1584.
Kurbskiĭ, Andreĭ Mikhaĭlovich, kni︠a︡zʹ, -1583.