@misc{indiciae62b46b779ae4,
  title = {Sequential programmer for psychophysical testing.},
  author = {H Levitt and D E Bock},
  year = {1967},
  doi = {10.1121/1.1910675},
  url = {https://pubmed.ncbi.nlm.nih.gov/6075571/},
  note = {Source identifier: 6075571}
}