@misc{indiciae5a66fb9662cb,
  title = {Modern, Sangamon and Yarmouth soil development in loess of unglaciated southwestern Illinois},
  author = {D.A. Grimley and L.R. Follmer and R.E. Hughes and P.A. Solheid},
  year = {2003},
  doi = {10.1016/s0277-3791(02)00039-2},
  url = {https://pubs.usgs.gov/publication/70026050},
  note = {Source identifier: 70026050}
}