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"Balanced Signings and the Chromatic Number of Oriented Matroids."
Luis A. Goddyn, Petr Hlinený, Winfried Hochstättler (2006)
- Luis A. Goddyn, Petr Hlinený
, Winfried Hochstättler:
Balanced Signings and the Chromatic Number of Oriented Matroids. Comb. Probab. Comput. 15(4): 523-539 (2006)
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