@misc{indiciaee539311dbecd,
  title = {Sandrewia, n. gen., a problematical plant from the Lower Permian of Texas and Kansas},
  author = {S.H. Mamay},
  year = {1975},
  doi = {10.1016/0034-6667(75)90008-1},
  url = {https://pubs.usgs.gov/publication/70010184},
  note = {Source identifier: 70010184}
}