@misc{indiciaedcbab13a8075,
  title = {Shallow stratigraphy of the Skagit River Delta, Washington, derived from sediment cores},
  author = {Eric E. Grossman and Douglas A. George and Angela Lam},
  year = {2011},
  doi = {10.3133/ofr20111194},
  url = {https://pubs.usgs.gov/publication/ofr20111194},
  note = {Source identifier: ofr20111194}
}