1. Deutsche Rechtsgeschichte
2. Religion and Politics in the German Imperial Cities during the Reformation;Baron;English Historical Review,1937
3. Blockmans, W. P., and TillyC. (eds.), Cities & the Rise of States in Europe, A.D. 1000 to 1800 (San Francisco: Westview, 1994).
4. Bottin, J., and CalabiD. (eds.), Les Etrangers dans la ville (Paris: Éditions de la Maison des Sciences de l’Homme, 1999).