Hans-Ake PERSSON, Bo STRATH (eds), Reflections on Europe. Defining a Political Order in Time and Space, Bruxelles, P.I.E. Peter Lang, 2007, 49-71, Multiple Europes, 37
VAN GELDEREN, Martin, Universal Monarchy, the Rights of War and Peace and the Balance of Power. Europe's Quest for Civil Order, in Hans-Ake PERSSON, Bo STRATH (eds), Reflections on Europe. Defining a Political Order in Time and Space, Bruxelles, P.I.E. Peter Lang, 2007, 49-71, Multiple Europes, 37
- https://hdl.handle.net/1814/6771