@misc{indiciaeb8435eb8f962,
  title = {Quaternary glacial stratigraphy and chronology of Mexico},
  author = {Sidney White},
  year = {1986},
  doi = {10.1016/0277-3791(86)90186-1},
  url = {https://pubs.usgs.gov/publication/70206360},
  note = {Source identifier: 70206360}
}