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"Interval graphs, adjusted interval digraphs, and reflexive list homomorphisms."
Tomás Feder et al. (2012)
- Tomás Feder, Pavol Hell, Jing Huang, Arash Rafiey:
Interval graphs, adjusted interval digraphs, and reflexive list homomorphisms. Discret. Appl. Math. 160(6): 697-707 (2012)
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