Original language | Dutch |
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Pages (from-to) | 31-31 |
Number of pages | 1 |
Journal | Schakend Nederland: Officieel orgaan van de Koninklijke Nederlandse Schaakbond |
Issue number | 8 |
Publication status | Published - 1987 |
Externally published | Yes |
Moeilijk 2
H.J. van den Herik
Research output: Contribution to journal › Article › Popular