@misc{indiciaea968b13f9154,
  title = {Backward and forward masking as a function of stimulus and task parameters.},
  author = {B Scharf and L A Lefton},
  year = {1970},
  doi = {10.1037/h0029075},
  url = {https://pubmed.ncbi.nlm.nih.gov/5480929/},
  note = {Source identifier: 5480929}
}