@misc{indiciaee669cfa498dd,
  title = {Hafnium isotope variations in oceanic basalts},
  author = {Patchett, P. J. and Tatsumoto, M.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810033029},
  note = {Source identifier: 19810033029}
}