@misc{indiciaef154afe32301,
  title = {A late Oligocene or earliest Miocene molluscan fauna from Sitkinak Island, Alaska},
  author = {Richard C. Allison and Louie Marincovich},
  year = {1981},
  doi = {10.3133/pp1233},
  url = {https://pubs.usgs.gov/publication/pp1233},
  note = {Source identifier: pp1233}
}