@misc{indiciaef071a45d83d9,
  title = {Spatial filter selection for EEG-based communication.},
  author = {D J McFarland and L M McCane and S V David and J R Wolpaw},
  year = {1997},
  doi = {10.1016/s0013-4694(97)00022-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/9305287/},
  note = {Source identifier: 9305287}
}