@misc{indiciae8eb16e85d0fd,
  title = {Pleistocene apparent ages by U-Pb isotope and U-series methods for uranium ore in Dakota Sandstone near Gallup, New Mexico},
  author = {K. A. Ludwig and Barney J. Szabo and Harry C. Granger},
  year = {1977},
  url = {https://pubs.usgs.gov/publication/70233483},
  note = {Source identifier: 70233483}
}