@misc{indiciae848fa931b002,
  title = {Fast and stable algorithms for computing the principal square root of a complex matrix},
  author = {Shieh, Leang S. and Lian, Sui R. and Mcinnis, Bayliss C.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870065446},
  note = {Source identifier: 19870065446}
}