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"On the computational complexity of upper fractional domination."
Grant A. Cheston et al. (1990)
- Grant A. Cheston, Gerd Fricke, Stephen T. Hedetniemi, David Pokrass Jacobs:
On the computational complexity of upper fractional domination. Discret. Appl. Math. 27(3): 195-207 (1990)

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