@misc{indiciaed01181582b2b,
  title = {Description and User's Guide: Gain Initialization Programs GRADGN and LERNGN Final Report, 4 Nov. 1968 - 3 Nov. 1969},
  author = {Mc Brinn, D. E.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700010830},
  note = {Source identifier: 19700010830}
}