RIIS, T. John W. Baldwin: The Government of Philip Augustus: Foundations of French Royal Power in the Middle Ages. Berkeley - Los Angeles - London, University of California Press, 1986. xxi, 611 sider, ill. 50$. Historisk Tidsskrift, [S. l.], v. 15, 1989. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/53173. Acesso em: 28 apr. 2024.