@misc{indiciae4590a98b83fe,
  title = {Rings and wiggles in Hercules A},
  author = {Dreher, J. W. and Feigelson, E. D.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19840053940},
  note = {Source identifier: 19840053940}
}