Weber, Andreas. “Feeling the Signs: The Origins of Meaning in the Biological Philosophy of Susanne K. Langer and Hans Jonas”. Sign Systems Studies 30, no. 1 (December 31, 2002): 183–200. Accessed December 21, 2024. https://ojs.utlib.ee/index.php/sss/article/view/SSS.2002.30.1.11.