@misc{indiciaed0f26c0aa0dc,
  title = {General-purpose timer from transistor logic to auxiliary equipment.},
  author = {C H Ludmer and J F Disterhoft},
  year = {1977},
  doi = {10.1016/0013-4694(77)90290-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/67033/},
  note = {Source identifier: 67033}
}