@misc{indiciae6a83a0b4c5d0,
  title = {Phase change instability in the mantle},
  author = {Oxburgh, E. R. and Schubert, G. and Turcotte, D. L.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700065779},
  note = {Source identifier: 19700065779}
}