@misc{indiciaef41edfed104f,
  title = {Comment on the conductivity exponent in continuum percolation.},
  author = {J Machta},
  year = {1988},
  doi = {10.1103/physrevb.37.7892},
  url = {https://pubmed.ncbi.nlm.nih.gov/9944102/},
  note = {Source identifier: 9944102}
}