@misc{indiciaece10201597f2,
  title = {Sleep learning during stage 2 and REM sleep.},
  author = {A J Tilley},
  year = {1979},
  doi = {10.1016/0301-0511(79)90035-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/232669/},
  note = {Source identifier: 232669}
}