@misc{indiciaea25b71b6fe53,
  title = {Crab Nebula pulsar NP 0532.},
  author = {Comella, J. M. and Craft, H. D., Jr. and Lovelace, R. V. E. and Sutton, J. M. and Tyler, G. L.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690043473},
  note = {Source identifier: 19690043473}
}