@misc{indiciaec56fa22f9836,
  title = {Modern Pearl River Delta and Permian Huainan coalfield, China: A comparative sedimentary facies study},
  author = {P. Suping and R. M. Flores},
  year = {1996},
  doi = {10.1016/0146-6380(96)00015-0},
  url = {https://pubs.usgs.gov/publication/70019305},
  note = {Source identifier: 70019305}
}