- Image in Space2015 | Faculty of Humanities
- About "Time-space" issue in Heidegger's "Beiträge zur Philosophie"2006 | Publication without faculty affiliation
- Between Science and Religion - "Tycho Brahe's Path to God" by Max Brod2019 | Faculty of Education
- Virtual Library for the University of Constance2007 | Publication without faculty affiliation