Laura D. Gelfand  <br />A tale of two dukes: Philip the Bold, Giangaleazzo Visconti, and their Carthusian foundations,  in: Julian M. Luxford (ed.), Studies in Carthusian monasticism in the late Middle Ages, Turnhout, 2008, 201-223 (= Medieval church studies, 14)<br />[Gelfand 2008]