@misc{indiciaeda2e2e40e9cc,
  title = {Contaminants standards},
  author = {Mirarchi, A. O. and Roth, E. M. and Teichner, W. H.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19690003265},
  note = {Source identifier: 19690003265}
}