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"Inapproximability of the Standard Pebble Game and Hard to Pebble Graphs."
Erik D. Demaine, Quanquan C. Liu (2017)
- Erik D. Demaine, Quanquan C. Liu:
Inapproximability of the Standard Pebble Game and Hard to Pebble Graphs. WADS 2017: 313-324
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