Max Black. The analysis of a simple necessary statement. The journal of philosophy, vol. 40 (1943), pp. 39–46.
Mereology in Leibniz's logic and philosophy
Gerald J. Massey. Four simple systems of modal propositional logic. Philosophy of science, vol. 32 (1965), pp. 342–355.
On simple theories of a complex world
Paneth, Kant, and the philosophy of chemistry
Simple Mindedness: In Defense of Naïve Naturalism in the Philosophy of MindJennifer Hornsby Cambridge, MA: Harvard University Press, 1997, xii + 265 pp.
Analyzing the Rule of Emanation from the Simple One in Islamic Philosophy: From Interpretive Challenges to Transcendent Elucidation
Katuzi Ono. A pursuit of simple basic systems. Annals of the Japan Association for Philosophy of Science, vol. 3 no. 1 (1966), pp. 6–11.
Philosophie et mal radical – l’importance des parerga dans la Religion dans les limites de la simple raison
Philosophy of psychiatry: theoretical advances and clinical implications