Geert H. M. Claassens  <br />Ende gaet inder sartroeysen ordine. De kartuizers en de Catharina van Siena-cultus in de Lage Landen,  in: Stephen J. Molvarec & Tom Gaens (eds.), A fish out of water? From contemplative solitude to Carthusian involvement in pastoral care and reform activity. Proceedings of the Symposium Ordo pre ceteris commendatus held in Zelem, Belgium, Septermber 2008, Leuven, 2013, 211-230 (= Miscellanea Neerlandica, 41 / Studia Cartusiana, 2)<br />[Claassens 2013]