@misc{indiciae76aea9669441,
  title = {Quasars revisited - Rapid time variations observed via very-long-baseline interferometry},
  author = {Clark, T. A. and Goldstein, R. M. and Knight, C. A. and Marandino, G. E. and Robertson, D. S. and Rogers, A. E. E. and Shapiro, I. I. and Vandenberg, N. R. and Whitney, A. R.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710053805},
  note = {Source identifier: 19710053805}
}