@misc{indiciaec04ab41cae55,
  title = {Quantum metric spaces as a model for pregeometry.},
  author = {E Alvarez and J Céspedes and E Verdaguer},
  year = {1992},
  doi = {10.1103/physrevd.45.2033},
  url = {https://pubmed.ncbi.nlm.nih.gov/10014576/},
  note = {Source identifier: 10014576}
}