@misc{indiciaef4524d190a26,
  title = {Age, skill, and management.},
  author = {W T Singleton},
  year = {1983},
  doi = {10.2190/cg9v-19ya-jv51-a56c},
  url = {https://pubmed.ncbi.nlm.nih.gov/6671801/},
  note = {Source identifier: 6671801}
}