@misc{indiciaea68970a10045,
  title = {Ordinary chondrites - Multivariate statistical analysis of trace element contents},
  author = {Lipschutz, Michael E. and Samuels, Stephen M.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910040091},
  note = {Source identifier: 19910040091}
}