On the non-uniqueness of q-cones of matroids

@article{Oxley2000OnTN,
  title={On the non-uniqueness of q-cones of matroids},
  author={James G. Oxley and Geoff Whittle},
  journal={Discrete Mathematics},
  year={2000},
  volume={218},
  pages={271-275}
}

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