- ^ https://www.gutenberg.org/files/1197/1197-h/1197-h.htm#link2H_4_0026
- ^ Academic American Encyclopedia. Grolier Incorporated. 1994. p. 225. ISBN 0-7172-2053-2.
- ^ Simon Karlinsky (1992). The Sexual Labyrinth of Nikolai Gogol. University of Chicago Press. pp. 113–114. ISBN 0-226-42527-4.
- ^ http://www.bbc.co.uk/programmes/b00nw3x9
- ^ ScreenDaily - A Screen International Article By Martin Blaney, June 23, 2014
- ^ Russian Art And Culture "Gogol’s short story The Portrait to be made into feature film", July 4, 2014
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