@misc{indiciaeb945ff833be3,
  title = {A digital SQUID controller},
  author = {Limketkai, B. and Granger, J. and Weilert, M. and Hahn, I.},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20060030926},
  note = {Source identifier: 20060030926}
}