@misc{indiciae67890d806b3e,
  title = {Synthesis and revision of the lithostratigraphic groups and formations in the Upper Permian?–Lower Jurassic Newark Supergroup of eastern North America},
  author = {Robert E. Weems and Lawrence H. Tanner and Spencer G. Lucas},
  year = {2016},
  url = {https://pubs.usgs.gov/publication/70188433},
  note = {Source identifier: 70188433}
}