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"Excluding a planar graph from GF(q)-representable matroids."
Jim Geelen, Bert Gerards, Geoff Whittle (2007)
- Jim Geelen, Bert Gerards, Geoff Whittle:
Excluding a planar graph from GF(q)-representable matroids. J. Comb. Theory B 97(6): 971-998 (2007)
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