1Mary Bateson,The Laws of Breteuil,The English Historical Review, Vol. 15, No. 57, Jan. 1900, p. 73.
2[德]汉斯-维尔纳·格茨.《欧洲中世纪生活》,王亚平译,东方出版社2002年版,第243页.
3Kenneth Pennington, The Prince and the Law, 1200 - 1600 Sovereignty and Rights in the Western, University of California Press, 1993, p. 19.
4Peter Stein, Roman Law in European History, Cambridge University Press, 1999, p. 60.
5J. Neville Figgis, Bartolus and the Development of European Political Ideas, Transactions of the Royal Historical Society, New Series, Vol. 19 , 1905, p. 156.
6Woolf, Cecil Nathan Sidney, Bartolus of Sassoferrato: His Position in the History of Medieval Political Thought , Cambridge University Press, 1913, pp. 110 - 111.
7J Floriano Jonas Cesar, Popular Autonomy and Imperial Power in Bartolus of Saxoferrato: An Intrinsic Connection, Journal of the History of Ideas, Vol. 65, No. 3, Jul. 2004, pp. 375, 378.
8Magnus Ryan, Bartolas of Sassoferrato and Free Cities, Transactions of the Royal Historical Society, 6th Ser. , Vol. 10. ,2000, p. 75.
9Floriano Jonas Cesar,Popular Autonomy and Imperial Power in Bartolus of Saxofcrrato: An Intrinsic Connection,Journal of the History of Ideas, Vol. 65, No. 3,Jul., 2004, pp. 376-377.
10Waiter Ullmann,A History of Political: The Middle Ages, Penguin, England, 1965, p.215.
