@misc{indiciae348517334bc0,
  title = {Perception of grade intervals.},
  author = {N M Chansky},
  year = {1969},
  doi = {10.2466/pr0.1969.25.2.566},
  url = {https://pubmed.ncbi.nlm.nih.gov/5367142/},
  note = {Source identifier: 5367142}
}