@misc{indiciaedcd60c7cd435,
  title = {Interactive television for distance learning.},
  author = {A R Williams},
  year = {1985},
  doi = {10.3109/17453058509155971},
  url = {https://pubmed.ncbi.nlm.nih.gov/3998402/},
  note = {Source identifier: 3998402}
}