@misc{indiciaed3ff52d04c9c,
  title = {Highly visible, curiously intangible.},
  author = {G A Clark},
  year = {1999},
  doi = {10.1126/science.283.5410.2029},
  url = {https://pubmed.ncbi.nlm.nih.gov/10206911/},
  note = {Source identifier: 10206911}
}