@misc{indiciae3c4e19cbfa2f,
  title = {Compositional variation in the Hadley Apennine region},
  author = {Clark, P. E. and Hawke, B. R.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19840072383},
  note = {Source identifier: 19840072383}
}