Kopper, John Matthias, Jr. Family Resemblances (Franz Kafka, Czechoslovakia, Vladimir Nabokov, Andrey Bely, Russia, Metaphor). 1985
Johnson, D. Barton. The Alpha and Omega of Nabokov's Prison-House of Language: Alphabetic Iconicism in Invitation to a Beheading. 1978
Houk, Guy. The Spider and the Moth: Nabokov's Priglasenie na kazn' as Epistemological Exhortation. 1985
Grossmith, Robert. Spiralizing the Circle: The Gnostic Subtext in Nabokov's Invitation to a Beheading. 1987