@misc{indiciaeaceb07158376,
  title = {The Palomar Observatory CCD camera},
  author = {Gunn, J. E. and Emory, E. B. and Harris, F. H. and Oke, J. B.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870059998},
  note = {Source identifier: 19870059998}
}