van Engen, H.  (2004).  A learned acquaintance Jan van Galecop (c. 1375 - 1428) and the modern devotion. In K.  Goudriaan, van Moolenbroek, J. J., & Tervoort, A. (Red.), Education and Learning in the Netherlands, 1400-1600. Essays in Honour of Hilde de Ridder-Symoens (Vol. 123, pp. 13-32). Leiden: Brill.