Barrow, J.  (2019).  Authority and Reform. Historiographical Frameworks for Understanding Tenth and Eleventh-Century Bishops. In S.  Vanderputten & Meijns, B. L. I. (Red.), Bishops in the Long Tenth Century. Episcopal Authorities in France and Lotharingia, c. 900-c. 1050 (Vol. 6, pp. 9-25). Turnhout: Brepols.