@misc{indiciae5185c95e7a2e,
  title = {Laboratory and field evaluation of a flushable oxic limestone drain for treatment of net-acidic drainage from a flooded anthracite mine, Pennsylvania, USA},
  author = {C.A. Cravotta},
  year = {2008},
  doi = {10.1016/j.apgeochem.2008.07.015},
  url = {https://pubs.usgs.gov/publication/70033065},
  note = {Source identifier: 70033065}
}