@misc{indiciaed1ec025596c5,
  title = {Rare earth abundances and Rb-Sr systematics of basalts, gabbro, anorthosite and minor granitic rocks from the Indian Ocean Ridge System, Western Indian Ocean},
  author = {C. E. Hedge and K. Futa and C.G. Engel and R.L. Fisher},
  year = {1979},
  doi = {10.1007/bf01164522},
  url = {https://pubs.usgs.gov/publication/70012453},
  note = {Source identifier: 70012453}
}