Boek review of Philosophy as science fiction
Content Type:in: De Groene Amsterdammer, February 21, 1969 Author(s): View PDF
An encouraging vision: Students of philosophy express their opinion
Content Type:in: De Groene Amsterdammer, August 26, 1967 Author(s): View PDF
Oldewelt and the totality of life. Philosophical notions
Content Type:in: De Groene Amsterdammer, November 11, 1967 Author(s): View PDF