@misc{indiciae77c647f841a3,
  title = {Compositional variation in the Hadley Apennine region},
  author = {Clark, P. E. and Hawke, B. R.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820048187},
  note = {Source identifier: 19820048187}
}