“Gothic Fiction and Folk-Narrative Structure: The Case of Mary Shelleys Frankenstein.” Gothic Studies, vol. 15, no. 2, 1 Nov. 2013, pp. 1–18., doi:10.7227/gs.15.2.1.
Markley, A. A. “Mary Shelleys ‘New Gothic’: Character Doubling and Social Critique in the Short Fiction.” Gothic Studies, vol. 3, no. 1, 1 Apr. 2001, pp. 15–23.,