Hagengruber, R. E. (2022). Out of the Box – into the Green and the Blue: A Plea for a Post-humanist Information Society. In The Green and the Blue (pp. 107–124). Karl Alber.https://doi.org/10.5771/9783495998335-107 
LibreCat: /record/47024
DOI: 10.5771/9783495998335-107

Hagengruber, R. E. (2022). Reply to a Reply: Knowledge in the Digitized World: The Third Knowledge Dimension. In The Green and the Blue (pp. 201–204). Karl Alber.https://doi.org/10.5771/9783495998335-201 
LibreCat: /record/47025
DOI: 10.5771/9783495998335-201