@misc{indiciaeca1473cf7cb3,
  title = {A laboratory control system using the PDP 1103 microprocessor},
  author = {David A. Lockner and John D. Weeks and J.D. Byerlee},
  year = {1978},
  doi = {10.3133/ofr78125},
  url = {https://pubs.usgs.gov/publication/ofr78125},
  note = {Source identifier: ofr78125}
}