- Publication venue
- Stichting Mathematisch Centrum
- Publication date
- 01/01/1953
- Field of study
- Publication venue
- Stichting Mathematisch Centrum
- Publication date
- 01/01/1955
- Field of study
- Publication venue
- Stichting Mathematisch Centrum
- Publication date
- 01/01/1953
- Field of study
- Publication venue
- Stichting Mathematisch Centrum
- Publication date
- 01/01/1958
- Field of study
- Publication venue
- Stichting Mathematisch Centrum
- Publication date
- 01/01/1953
- Field of study
- Publication venue
- Stichting Mathematisch Centrum
- Publication date
- 01/01/1959
- Field of study
- Publication venue
- 'American Psychological Association (APA)'
- Publication date
- 01/07/2021
- Field of study
- Publication venue
- Publication date
- 25/06/1969
- Field of study
- Publication venue
- Publication date
- 09/09/1988
- Field of study