ROEST (B.), ‘Ne Effluat in Multiloquium Et Habeatur Honerosus’: The Art of Preaching in the Franciscan Tradition, dans JOHNSON (T.), éd., &Franciscans and Preaching. Every Miracle from the Beginning of the World Came about through Words&, (The Medieval Franciscans, 7) Leyde-Boston, 2012, 389-390