@misc{indiciae513d82c9b1fa,
  title = {The potential of paleozoic nonmarine trace fossils for paleoecological interpretations},
  author = {C.G. Maples and A.W. Archer},
  year = {1989},
  doi = {10.1016/0031-0182(89)90003-5},
  url = {https://pubs.usgs.gov/publication/70015480},
  note = {Source identifier: 70015480}
}