Irrepresentability by multiple intersection, or why the interval number is unbounded

@article{Scheinerman1985IrrepresentabilityBM,
  title={Irrepresentability by multiple intersection, or why the interval number is unbounded},
  author={Edward R. Scheinerman},
  journal={Discrete Mathematics},
  year={1985},
  volume={55},
  pages={195-211}
}