@misc{indiciaea46fa96aca4e,
  title = {Solution of the Neumann pressure problem in general orthogonal coordinates using the multigrid technique},
  author = {Ghia, U. and Ramamurti, R. and Ghia, K. N.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19880063103},
  note = {Source identifier: 19880063103}
}