@misc{indiciaefa3c7e746faf,
  title = {Program Aids Specification Of Multiple-Block Grids},
  author = {Sorenson, R. L. and Mccann, K. M.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930000436},
  note = {Source identifier: 19930000436}
}