@misc{indiciae693cad830ad4,
  title = {Uranium-series ages of marine terraces, La Paz Peninsula, Baja California Sur, Mexico},
  author = {L. Sirkin and Barney J. Szabo and G.A. Padilla and S.A. Pedrin and E.R. Diaz},
  year = {1990},
  doi = {10.1007/bf00686718},
  url = {https://pubs.usgs.gov/publication/70016243},
  note = {Source identifier: 70016243}
}