@misc{indiciae39744421a826,
  title = {Zero-Point Calibration for AGN Black-Hole Mass Estimates},
  author = {Peterson, B. M. and Onken, C. A.},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20040055311},
  note = {Source identifier: 20040055311}
}