Piet Spaak (Q89607654)
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researcher
Language | Label | Description | Also known as |
---|---|---|---|
English | Piet Spaak |
researcher |
Statements
1 January 2010
31 December 2018
1 reference
29 May 2020
1 July 1996
31 December 2009
1 reference
29 May 2020