@misc{indiciae0dbbe5d88d64,
  title = {Observations of variable X-ray sources in globular clusters},
  author = {Clark, G. W. and Markert, T. H. and Li, F. K.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750054733},
  note = {Source identifier: 19750054733}
}