Eddison, Eric Rücker (1924). "VIII". The Worm Ouroboros: A Romance (New and cheaper ed.). Gutenberg Project (Originally Jonathan Cape Ltd.). pp. 103–104. Retrieved 5 March 2025.
"Wagner was influenced by the weighty
Gothic novels...such as "Melmoth the Wanderer", "The Castle of Otranto", and "The Worm Ouroboros"". John Mayer, Profile of Wagner from "Metro Puls"e magazine
October 28, 2009. Retrieved October 9 2013.