@misc{indiciaec7ec45bb471f,
  title = {The NASA SETI Program - Objectives of the R\&D activity},
  author = {Klein, M. J. and Gulkis, S.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19840028994},
  note = {Source identifier: 19840028994}
}