@article{GomFerPRE2017,
  author    = {Carlos G\'omez-Rodr\'iguez and Ramon {Ferrer-i-Cancho}},
  title     = {Scarcity of crossing dependencies: A direct outcome of a specific constraint?},
  journal   = {Physical Review E},
  volume    = {96},
  pages     = {062304},
  year      = {2017},
  issn      = {2470-0045},
  url       = {https://link.aps.org/doi/10.1103/PhysRevE.96.062304},
  doi       = {http://dx.doi.org/10.1103/PhysRevE.96.062304},
}