Chess problems on a higher plane, including mirror images, rotations and the superqueen / Martin Gardner. - (6.1979)
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| Description | Article from 'Scientific American' published on June 1979 |
| Author/s |
author: Martin Gardner |
| Publication date | June 1979 |
| Language | English |
| Country of origin | |
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| Missing/wrong data? | Edit Wikidata item |