Williams, H 2022, 'The Political Philosophies of Kant and Marx', Con-Textos Kantianos: International Journal of Philosophy, no. 15, pp. 237-259. 10.5281/zenodo.6591037

Williams, H 2006, 'Back from the USSR: Kant, Kaliningrad and World Peace', International Relations, vol. 20, no. 1, pp. 27-48. 10.1177/0047117806060926

Williams, H 2006, Ludwig Feuerbach's Critique of Religion and the End of Moral Philosophy. in The New Hegelians: Politics and Philosophy in the Hegelian School. Cambridge University Press, pp. 50-66. <http://hdl.handle.net/2160/828>

Williams, H 2005, 'G.W.F.Hegel (1770-1831): Cyfundrefn, Ysbryd a Hanes', Efrydiau Athronyddol, vol. 68, pp. 30-48. <http://hdl.handle.net/2160/811>

Williams, H & Wischke, M 2004, Zwischen Widerstandsrecht und starkem Staat. Ein Beitrag zur deutschen Rezeptionsgeschichte von Hobbes. in K. Graf Ballestrem. Duncker & Humblot, pp. 25-42. <http://hdl.handle.net/2160/815>