@misc{indiciae313d2b955dd9,
  title = {A bimodal search strategy for SETI},
  author = {Gulkis, S. and Olsen, E. T. and Tarter, J.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19800024923},
  note = {Source identifier: 19800024923}
}