Bibliografie
. On the Margins of Religious Life: Hermits and Recluses, Penitents and Tertiaries, Beguines and Beghards. In: . Christianity in Western Europe, c. 1100-c. 1500. Cambridge: Cambridge University Press; 2009. pp. 311-323.
. The Practices of Devotio moderna. In: . Christianity in Western Europe, c. 1100-c. 1500. Cambridge: Cambridge University Press; 2009. pp. 256-264.
. Observant reform in religious orders. In: . Christianity in Western Europe, c. 1100-c. 1500. Cambridge: Cambridge University Press; 2009. pp. 446-457.
