@misc{indiciaef5d53a33cc2e,
  title = {Analytical and numerical simulation of the steady-state hydrologic effects of mining aggregate in hypothetical sand-and-gravel and fractured crystalline-rock aquifers},
  author = {L. R. Arnold and William H. Langer and Suzanne Smith Paschke},
  year = {2003},
  doi = {10.3133/wri024267},
  url = {https://pubs.usgs.gov/publication/wri024267},
  note = {Source identifier: wri024267}
}