@misc{indiciaedee415a8f99c,
  title = {Porosity trends of the Lower Cretaceous J Sandstone, Denver Basin, Colorado},
  author = {J. W. Schmoker and D.K. Higley},
  year = {1991},
  doi = {10.1306/d4267802-2b26-11d7-8648000102c1865d},
  url = {https://pubs.usgs.gov/publication/70016399},
  note = {Source identifier: 70016399}
}