@misc{indiciae480bec99108d,
  title = {Variable polarization in V444 Cygni.},
  author = {Hiltner, W. A. and Mook, D. E.},
  year = {1966},
  url = {https://ntrs.nasa.gov/citations/19660046334},
  note = {Source identifier: 19660046334}
}