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"On the complexity of feedback set problems in signed digraphs."
Marco Montalva, Julio Aracena, Anahí Gajardo (2008)
- Marco Montalva, Julio Aracena, Anahí Gajardo:
On the complexity of feedback set problems in signed digraphs. Electron. Notes Discret. Math. 30: 249-254 (2008)
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