Pawlikowska-Butterwick, Wioletta. “Political and Church Carees of Bishops Wojciech and Jerzy Radziwiłł - the Coryphaei of the Beginning and the End of the 16th Century - an Outline”. Our Past, vol. 127, June 2017, pp. 4-20, doi:10.52204/np.2017.127.4-20.