@misc{indiciaea2604f47afce,
  title = {Solar flare X-ray polarimeter utilizing a large area thin beryllium scattering disk},
  author = {Gotthelf, E. and Hamilton, T. and Novick, R. and Chanan, G. and Emslie, A. and Weisskopf, M.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900058975},
  note = {Source identifier: 19900058975}
}