Takahashi, K. I. (2019) “What drives the Systems? From Conatus to Dynamics -Descartes, Hobbes, Spinoza, Leibniz, and Kant”, Proceedings of the 61st Annual Meeting of the ISSS - 2017 Vienna, Austria, 2017(1). Available at: https://journals.isss.org/index.php/proceedings61st/article/view/3209 (Accessed: 18September2020).