Gramigna, Remo, and Cristina Voto. “Notes on the Semiotics of Face Recognition”. Sign Systems Studies 49, no. 3-4 (December 31, 2021): 338–360. Accessed April 19, 2024. https://ojs.utlib.ee/index.php/sss/article/view/SSS.2021.49.3-4.05.