@misc{indiciaee0d7c7a6fb2f,
  title = {System for interference signal nulling by polarization adjustment},
  author = {Ohlson, J. E. and Williams, W. F.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750016910},
  note = {Source identifier: 19750016910}
}