@misc{indiciaecec91e175ac4,
  title = {Ads add up to knowledge.},
  author = {D Kane},
  year = {1969},
  doi = {10.1016/s0001-2092(08)70674-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/5195320/},
  note = {Source identifier: 5195320}
}