@misc{indiciae1d8c005e7260,
  title = {Preconditioned Conjugate Gradient methods for low speed flow calculations},
  author = {Ajmani, Kumud and Ng, Wing-Fai and Liou, Meng-Sing},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930040945},
  note = {Source identifier: 19930040945}
}