@misc{indiciae790ea2624162,
  title = {Geologic map and database of the Roseburg 30' x 60' quadrangle, Douglas and Coos Counties, Oregon},
  author = {Ray E. Wells and A. S. Jayko and A. R. Niem and G. Black and T. Wiley and E. Baldwin and K. M. Molenaar and K.L. Wheeler and C. B. DuRoss and R. W. Givler},
  year = {2001},
  doi = {10.3133/ofr00376},
  url = {https://pubs.usgs.gov/publication/ofr00376},
  note = {Source identifier: ofr00376}
}