@misc{indiciaefb110c00a557,
  title = {Materials in Use in U.S. Interstate Highways},
  author = {Daniel E. Sullivan},
  year = {2006},
  doi = {10.3133/fs20063127},
  url = {https://pubs.usgs.gov/publication/fs20063127},
  note = {Source identifier: fs20063127}
}