@misc{indiciae80d2539de049,
  title = {Age and route sales efficiency.},
  author = {C B COVER and S L PRESSEY},
  year = {1950},
  doi = {10.1037/h0063076},
  url = {https://pubmed.ncbi.nlm.nih.gov/15436375/},
  note = {Source identifier: 15436375}
}