Alessi, Flavio Valerio. “The Semiotic Construction of Sars-CoV-2: The Case of The Electron Cryomicroscope”. E|C0, no. 37 (July 27, 2023): 202-219. Accessed September 15, 2026. https://www.riviste.mimesisedizioni.it/index.php/ec/article/view/2764.