@misc{indiciaefd71a8b45a98,
  title = {Antenna concepts for interstellar search systems},
  author = {Basler, R. P. and Johnson, G. L. and Vondrak, R. R.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780029414},
  note = {Source identifier: 19780029414}
}