@misc{indiciaeba25e66ed015,
  title = {Atlantic coastal plain geomorphology illustrated by computer-generated block diagrams},
  author = {B. W. Blackwelder and T. M. Cronin},
  year = {1981},
  doi = {10.3133/mf1242},
  url = {https://pubs.usgs.gov/publication/mf1242},
  note = {Source identifier: mf1242}
}