@misc{indiciaef8634d09be00,
  title = {A program for contouring randomly spaced data},
  author = {Hamm, R. W. and Kibler, J. F. and Morris, W. D.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750020675},
  note = {Source identifier: 19750020675}
}