@misc{indiciae0bf3de043bc0,
  title = {Principal Component Analysis for Biosignature Detection in Extraterrestrial Samples},
  author = {McDonald, G. D. and Storrie-Lombardi, M. C.},
  year = {1998},
  url = {https://ntrs.nasa.gov/citations/19990020862},
  note = {Source identifier: 19990020862}
}