Das betrachtende klösterliche Leben innerhalb der Mission February 2021 By Bos (TBI) 1933 Lecture [German]
Titus Brandsma and his speech on the occasion of handing over the rectorship November 2018 By Bos (TBI) Comment (English) on ‘De Katholieke Universiteit in 1923-1933’ by Corjo Jansen
Fragments The Catholic University in 1932-1933 November 2018 By Bos (TBI) English translation of ‘De Katholieke Universiteit in 1932-1933’ by Susan Verkerk-Wheatley / Anne-Marie Bos