@misc{indiciae2a247a6c69bf,
  title = {Carbon star luminosity indicators},
  author = {Green, Paul J. and Margon, Bruce and Anderson, Scott F. and Macconnell, D. J.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930032451},
  note = {Source identifier: 19930032451}
}