@misc{indiciaeec61392a7c2c,
  title = {Lateral variation in upper mantle temperature and composition beneath mid-ocean ridges inferred from shear-wave propagation, geoid, and bathymetry},
  author = {Sheehan, Anne Francis},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910018331},
  note = {Source identifier: 19910018331}
}