@misc{indiciae2b9606128f4c,
  title = {Finite-difference grid for a doublet well in an anisotropic aquifer},
  author = {R. T. Miller and C.I. Voss},
  year = {2006},
  doi = {10.1111/j.1745-6584.1986.tb01028.x},
  url = {https://pubs.usgs.gov/publication/70015164},
  note = {Source identifier: 70015164}
}