@misc{indiciaea7a3db5f87e1,
  title = {Alkali content of alpine ultramafic rocks},
  author = {W. Hamilton and W. Mountjoy},
  year = {1965},
  doi = {10.1016/0016-7037(65)90062-1},
  url = {https://pubs.usgs.gov/publication/70009989},
  note = {Source identifier: 70009989}
}