Alessi, Flavio Valerio. “The Semiotic Construction of Sars-CoV-2: The Case of The Electron Cryomicroscope”. E|C, no. 37 (July 27, 2023): 202–219. Accessed December 6, 2025. https://mimesisjournals.com/ojs/index.php/ec/article/view/2764.