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"Minimal Obstructions for 1-Immersions and Hardness of 1-Planarity Testing."
Vladimir P. Korzhik, Bojan Mohar (2013)
- Vladimir P. Korzhik, Bojan Mohar:
Minimal Obstructions for 1-Immersions and Hardness of 1-Planarity Testing. J. Graph Theory 72(1): 30-71 (2013)
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