@misc{indiciaefcb6415e5c65,
  title = {Simple temperature controller.},
  author = {G Karlsson},
  year = {1974},
  doi = {10.1016/0003-2697(74)90039-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/4407491/},
  note = {Source identifier: 4407491}
}